Context navigation

TEncSbac.cpp @ 1003

Visit:

Last change on this file since 1003 was 373, checked in by zhang, 12 years ago
JCT3V-D0177: ARP
Property svn:eol-style set to `native`
File size: 83.8 KB

Line
1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2012, ITU/ISO/IEC
7	* All rights reserved.
8	*
9	* Redistribution and use in source and binary forms, with or without
10	* modification, are permitted provided that the following conditions are met:
11	*
12	* * Redistributions of source code must retain the above copyright notice,
13	* this list of conditions and the following disclaimer.
14	* * Redistributions in binary form must reproduce the above copyright notice,
15	* this list of conditions and the following disclaimer in the documentation
16	* and/or other materials provided with the distribution.
17	* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18	* be used to endorse or promote products derived from this software without
19	* specific prior written permission.
20	*
21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31	* THE POSSIBILITY OF SUCH DAMAGE.
32	*/
33
34	/** \file TEncSbac.cpp
35	\brief SBAC encoder class
36	*/
37
38	#include "TEncTop.h"
39	#include "TEncSbac.h"
40
41	#include <map>
42	#include <algorithm>
43
44	#if RWTH_SDC_DLT_B0036
45	#define GetNumDepthValues() (pcCU->getSlice()->getSPS()->getNumDepthValues())
46	#define GetBitsPerDepthValue() (pcCU->getSlice()->getSPS()->getBitsPerDepthValue())
47	#endif
48
49	//! \ingroup TLibEncoder
50	//! \{
51
52	// ====================================================================================================================
53	// Constructor / destructor / create / destroy
54	// ====================================================================================================================
55
56	TEncSbac::TEncSbac()
57	// new structure here
58	: m_pcBitIf ( NULL )
59	, m_pcSlice ( NULL )
60	, m_pcBinIf ( NULL )
61	, m_bAlfCtrl ( false )
62	, m_uiCoeffCost ( 0 )
63	, m_uiMaxAlfCtrlDepth ( 0 )
64	, m_numContextModels ( 0 )
65	, m_cCUSplitFlagSCModel ( 1, 1, NUM_SPLIT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels )
66	, m_cCUSkipFlagSCModel ( 1, 1, NUM_SKIP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
67	#if LGE_ILLUCOMP_B0045
68	, m_cCUICFlagSCModel ( 1, 1, NUM_IC_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
69	#endif
70	, m_cCUMergeFlagExtSCModel ( 1, 1, NUM_MERGE_FLAG_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
71	, m_cCUMergeIdxExtSCModel ( 1, 1, NUM_MERGE_IDX_EXT_CTX , m_contextModels + m_numContextModels, m_numContextModels)
72	#if H3D_IVRP
73	, m_cResPredFlagSCModel ( 1, 1, NUM_RES_PRED_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
74	#endif
75	#if QC_ARP_D0177
76	, m_cCUPUARPW ( 1, 1, NUM_ARPW_CTX , m_contextModels + m_numContextModels, m_numContextModels)
77	#endif
78	, m_cCUPartSizeSCModel ( 1, 1, NUM_PART_SIZE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
79	, m_cCUPredModeSCModel ( 1, 1, NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
80	, m_cCUAlfCtrlFlagSCModel ( 1, 1, NUM_ALF_CTRL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
81	, m_cCUIntraPredSCModel ( 1, 1, NUM_ADI_CTX , m_contextModels + m_numContextModels, m_numContextModels)
82	, m_cCUChromaPredSCModel ( 1, 1, NUM_CHROMA_PRED_CTX , m_contextModels + m_numContextModels, m_numContextModels)
83	, m_cCUDeltaQpSCModel ( 1, 1, NUM_DELTA_QP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
84	, m_cCUInterDirSCModel ( 1, 1, NUM_INTER_DIR_CTX , m_contextModels + m_numContextModels, m_numContextModels)
85	, m_cCURefPicSCModel ( 1, 1, NUM_REF_NO_CTX , m_contextModels + m_numContextModels, m_numContextModels)
86	, m_cCUMvdSCModel ( 1, 1, NUM_MV_RES_CTX , m_contextModels + m_numContextModels, m_numContextModels)
87	, m_cCUQtCbfSCModel ( 1, 2, NUM_QT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
88	, m_cCUTransSubdivFlagSCModel ( 1, 1, NUM_TRANS_SUBDIV_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
89	, m_cCUQtRootCbfSCModel ( 1, 1, NUM_QT_ROOT_CBF_CTX , m_contextModels + m_numContextModels, m_numContextModels)
90	, m_cCUSigCoeffGroupSCModel ( 1, 2, NUM_SIG_CG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
91	, m_cCUSigSCModel ( 1, 1, NUM_SIG_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
92	, m_cCuCtxLastX ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
93	, m_cCuCtxLastY ( 1, 2, NUM_CTX_LAST_FLAG_XY , m_contextModels + m_numContextModels, m_numContextModels)
94	, m_cCUOneSCModel ( 1, 1, NUM_ONE_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
95	, m_cCUAbsSCModel ( 1, 1, NUM_ABS_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
96	, m_cMVPIdxSCModel ( 1, 1, NUM_MVP_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
97	, m_cALFFlagSCModel ( 1, 1, NUM_ALF_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
98	, m_cALFUvlcSCModel ( 1, 1, NUM_ALF_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
99	, m_cALFSvlcSCModel ( 1, 1, NUM_ALF_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
100	, m_cCUAMPSCModel ( 1, 1, NUM_CU_AMP_CTX , m_contextModels + m_numContextModels, m_numContextModels)
101	, m_cSaoFlagSCModel ( 1, 1, NUM_SAO_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
102	, m_cSaoUvlcSCModel ( 1, 1, NUM_SAO_UVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
103	, m_cSaoSvlcSCModel ( 1, 1, NUM_SAO_SVLC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
104	, m_cSaoMergeLeftSCModel ( 1, 1, NUM_SAO_MERGE_LEFT_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
105	, m_cSaoMergeUpSCModel ( 1, 1, NUM_SAO_MERGE_UP_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
106	, m_cSaoTypeIdxSCModel ( 1, 1, NUM_SAO_TYPE_IDX_CTX , m_contextModels + m_numContextModels, m_numContextModels)
107	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
108	, m_cDmmFlagSCModel ( 1, 1, NUM_DMM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
109	, m_cDmmModeSCModel ( 1, 1, NUM_DMM_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
110	, m_cDmmDataSCModel ( 1, 1, NUM_DMM_DATA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
111	#endif
112	#if LGE_EDGE_INTRA_A0070
113	, m_cEdgeIntraSCModel ( 1, 1, NUM_EDGE_INTRA_CTX , m_contextModels + m_numContextModels, m_numContextModels)
114	#if LGE_EDGE_INTRA_DELTA_DC
115	, m_cEdgeIntraDeltaDCSCModel ( 1, 1, NUM_EDGE_INTRA_DELTA_DC_CTX , m_contextModels + m_numContextModels, m_numContextModels)
116	#endif
117	#endif
118	#if RWTH_SDC_DLT_B0036
119	, m_cSDCFlagSCModel ( 1, 1, SDC_NUM_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
120	, m_cSDCResidualFlagSCModel ( 1, 2, SDC_NUM_RESIDUAL_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
121	, m_cSDCResidualSignFlagSCModel ( 1, 2, SDC_NUM_SIGN_FLAG_CTX , m_contextModels + m_numContextModels, m_numContextModels)
122	, m_cSDCResidualSCModel ( 1, 2, SDC_NUM_RESIDUAL_CTX , m_contextModels + m_numContextModels, m_numContextModels)
123	, m_cSDCPredModeSCModel ( 1, 3, SDC_NUM_PRED_MODE_CTX , m_contextModels + m_numContextModels, m_numContextModels)
124	#endif
125	{
126	assert( m_numContextModels <= MAX_NUM_CTX_MOD );
127	m_iSliceGranularity = 0;
128	}
129
130	TEncSbac::~TEncSbac()
131	{
132	}
133
134	// ====================================================================================================================
135	// Public member functions
136	// ====================================================================================================================
137
138	Void TEncSbac::resetEntropy ()
139	{
140	Int iQp = m_pcSlice->getSliceQp();
141	SliceType eSliceType = m_pcSlice->getSliceType();
142
143	#if CABAC_INIT_FLAG
144	Int encCABACTableIdx = m_pcSlice->getPPS()->getEncCABACTableIdx();
145	if (!m_pcSlice->isIntra() && (encCABACTableIdx==B_SLICE \|\| encCABACTableIdx==P_SLICE) && m_pcSlice->getPPS()->getCabacInitPresentFlag())
146	{
147	eSliceType = (SliceType) encCABACTableIdx;
148	}
149	#endif
150
151	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
152
153	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
154	#if LGE_ILLUCOMP_B0045
155	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
156	#endif
157	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
158	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
159	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
160	#if H3D_IVRP
161	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
162	#endif
163	#if QC_ARP_D0177
164	m_cCUPUARPW.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
165	#endif
166	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
167	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
168	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
169	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
170	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
171	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
172	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
173	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
174	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
175	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
176	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
177	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
178	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
179	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
180	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
181	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
182	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
183	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
184	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
185	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
186	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
187	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
188	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
189	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
190	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
191	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
192	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
193	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
194	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
195	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
196	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
197	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
198	#endif
199	#if LGE_EDGE_INTRA_A0070
200	m_cEdgeIntraSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA );
201	#if LGE_EDGE_INTRA_DELTA_DC
202	m_cEdgeIntraDeltaDCSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_EDGE_INTRA_DELTA_DC );
203	#endif
204	#endif
205	#if RWTH_SDC_DLT_B0036
206	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
207	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
208	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
209	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
210	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
211	#endif
212
213	// new structure
214	m_uiLastQp = iQp;
215
216	m_pcBinIf->start();
217
218	return;
219	}
220
221	#if CABAC_INIT_FLAG
222	/** The function does the following:
223	* If current slice type is P/B then it determines the distance of initialisation type 1 and 2 from the current CABAC states and
224	* stores the index of the closest table. This index is used for the next P/B slice when cabac_init_present_flag is true.
225	*/
226	Void TEncSbac::determineCabacInitIdx()
227	{
228	Int qp = m_pcSlice->getSliceQp();
229
230	if (!m_pcSlice->isIntra())
231	{
232	SliceType aSliceTypeChoices[] = {B_SLICE, P_SLICE};
233
234	UInt bestCost = MAX_UINT;
235	SliceType bestSliceType = aSliceTypeChoices[0];
236	for (UInt idx=0; idx<2; idx++)
237	{
238	UInt curCost = 0;
239	SliceType curSliceType = aSliceTypeChoices[idx];
240
241	curCost = m_cCUSplitFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SPLIT_FLAG );
242	curCost += m_cCUSkipFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SKIP_FLAG );
243	#if LGE_ILLUCOMP_B0045
244	curCost += m_cCUICFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_IC_FLAG );
245	#endif
246	curCost += m_cCUAlfCtrlFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_CTRL_FLAG );
247	curCost += m_cCUMergeFlagExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_FLAG_EXT);
248	curCost += m_cCUMergeIdxExtSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MERGE_IDX_EXT);
249	#if H3D_IVRP
250	curCost += m_cResPredFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_RES_PRED_FLAG);
251	#endif
252	curCost += m_cCUPartSizeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PART_SIZE );
253	curCost += m_cCUAMPSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CU_AMP_POS );
254	curCost += m_cCUPredModeSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_PRED_MODE );
255	curCost += m_cCUIntraPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTRA_PRED_MODE );
256	curCost += m_cCUChromaPredSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_CHROMA_PRED_MODE );
257	curCost += m_cCUInterDirSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_INTER_DIR );
258	curCost += m_cCUMvdSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVD );
259	curCost += m_cCURefPicSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_REF_PIC );
260	curCost += m_cCUDeltaQpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_DQP );
261	curCost += m_cCUQtCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_CBF );
262	curCost += m_cCUQtRootCbfSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_QT_ROOT_CBF );
263	curCost += m_cCUSigCoeffGroupSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_CG_FLAG );
264	curCost += m_cCUSigSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SIG_FLAG );
265	curCost += m_cCuCtxLastX.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
266	curCost += m_cCuCtxLastY.calcCost ( curSliceType, qp, (UChar*)INIT_LAST );
267	curCost += m_cCUOneSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ONE_FLAG );
268	curCost += m_cCUAbsSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ABS_FLAG );
269	curCost += m_cMVPIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_MVP_IDX );
270	curCost += m_cALFFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_FLAG );
271	curCost += m_cALFUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_UVLC );
272	curCost += m_cALFSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_ALF_SVLC );
273	curCost += m_cCUTransSubdivFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
274	curCost += m_cSaoFlagSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_FLAG );
275	curCost += m_cSaoUvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_UVLC );
276	curCost += m_cSaoSvlcSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_SVLC );
277	curCost += m_cSaoMergeLeftSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
278	curCost += m_cSaoMergeUpSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
279	curCost += m_cSaoTypeIdxSCModel.calcCost ( curSliceType, qp, (UChar*)INIT_SAO_TYPE_IDX );
280
281	if (curCost < bestCost)
282	{
283	bestSliceType = curSliceType;
284	bestCost = curCost;
285	}
286	}
287	m_pcSlice->getPPS()->setEncCABACTableIdx( bestSliceType );
288	}
289	else
290	{
291	m_pcSlice->getPPS()->setEncCABACTableIdx( I_SLICE );
292	}
293
294	#if CABAC_INIT_FLAG && FIX_POZNAN_CABAC_INIT_FLAG
295	m_pcSlice->getPPS()->setEncPrevPOC( m_pcSlice->getPOC() );
296	#endif
297	}
298	#endif
299
300
301	/** The function does the followng: Write out terminate bit. Flush CABAC. Intialize CABAC states. Start CABAC.
302	*/
303	Void TEncSbac::updateContextTables( SliceType eSliceType, Int iQp, Bool bExecuteFinish )
304	{
305	m_pcBinIf->encodeBinTrm(1);
306	if (bExecuteFinish) m_pcBinIf->finish();
307	m_cCUSplitFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SPLIT_FLAG );
308
309	m_cCUSkipFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SKIP_FLAG );
310	#if LGE_ILLUCOMP_B0045
311	m_cCUICFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_IC_FLAG );
312	#endif
313	m_cCUAlfCtrlFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_CTRL_FLAG );
314	m_cCUMergeFlagExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_FLAG_EXT);
315	m_cCUMergeIdxExtSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MERGE_IDX_EXT);
316	#if H3D_IVRP
317	m_cResPredFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_RES_PRED_FLAG );
318	#endif
319	#if QC_ARP_D0177
320	m_cCUPUARPW.initBuffer ( eSliceType, iQp, (UChar*)INIT_ARPW );
321	#endif
322	m_cCUPartSizeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PART_SIZE );
323	m_cCUAMPSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CU_AMP_POS );
324	m_cCUPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_PRED_MODE );
325	m_cCUIntraPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTRA_PRED_MODE );
326	m_cCUChromaPredSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_CHROMA_PRED_MODE );
327	m_cCUInterDirSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_INTER_DIR );
328	m_cCUMvdSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVD );
329	m_cCURefPicSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_REF_PIC );
330	m_cCUDeltaQpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DQP );
331	m_cCUQtCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_CBF );
332	m_cCUQtRootCbfSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_QT_ROOT_CBF );
333	m_cCUSigCoeffGroupSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_CG_FLAG );
334	m_cCUSigSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SIG_FLAG );
335	m_cCuCtxLastX.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
336	m_cCuCtxLastY.initBuffer ( eSliceType, iQp, (UChar*)INIT_LAST );
337	m_cCUOneSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ONE_FLAG );
338	m_cCUAbsSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ABS_FLAG );
339	m_cMVPIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_MVP_IDX );
340	m_cALFFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_FLAG );
341	m_cALFUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_UVLC );
342	m_cALFSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_ALF_SVLC );
343	m_cCUTransSubdivFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_TRANS_SUBDIV_FLAG );
344	m_cSaoFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_FLAG );
345	m_cSaoUvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_UVLC );
346	m_cSaoSvlcSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_SVLC );
347	m_cSaoMergeLeftSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_LEFT_FLAG );
348	m_cSaoMergeUpSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_MERGE_UP_FLAG );
349	m_cSaoTypeIdxSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SAO_TYPE_IDX );
350	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
351	m_cDmmFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_FLAG );
352	m_cDmmModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_MODE );
353	m_cDmmDataSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_DMM_DATA );
354	#endif
355	#if RWTH_SDC_DLT_B0036
356	m_cSDCFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_FLAG );
357	m_cSDCResidualFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL_FLAG );
358	m_cSDCResidualSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_RESIDUAL );
359	m_cSDCResidualSignFlagSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_SIGN_FLAG );
360	m_cSDCPredModeSCModel.initBuffer ( eSliceType, iQp, (UChar*)INIT_SDC_PRED_MODE );
361	#endif
362
363	m_pcBinIf->start();
364	}
365
366	Void TEncSbac::writeTileMarker( UInt uiTileIdx, UInt uiBitsUsed )
367	{
368	for (Int iShift=uiBitsUsed-1; iShift>=0; iShift--)
369	{
370	m_pcBinIf->encodeBinEP ( (uiTileIdx & (1 << iShift)) >> iShift );
371	}
372	}
373
374	void TEncSbac::codeSEI(const SEI&)
375	{
376	assert(0);
377	}
378
379	#if VIDYO_VPS_INTEGRATION\|QC_MVHEVC_B0046
380	Void TEncSbac::codeVPS( TComVPS* pcVPS )
381	{
382	assert (0);
383	return;
384	}
385	#endif
386
387	#if HHI_MPI \|\| H3D_QTL
388	Void TEncSbac::codeSPS( TComSPS* pcSPS, Bool bIsDepth )
389	#else
390	Void TEncSbac::codeSPS( TComSPS* pcSPS )
391	#endif
392	{
393	assert (0);
394	return;
395	}
396
397	Void TEncSbac::codePPS( TComPPS* pcPPS )
398	{
399	assert (0);
400	return;
401	}
402
403	Void TEncSbac::codeSliceHeader( TComSlice* pcSlice )
404	{
405	assert (0);
406	return;
407	}
408
409	Void TEncSbac::codeTilesWPPEntryPoint( TComSlice* pSlice )
410	{
411	assert (0);
412	return;
413	}
414
415	Void TEncSbac::codeTerminatingBit( UInt uilsLast )
416	{
417	m_pcBinIf->encodeBinTrm( uilsLast );
418	}
419
420	Void TEncSbac::codeSliceFinish()
421	{
422	m_pcBinIf->finish();
423	}
424
425	Void TEncSbac::codeFlush()
426	{
427	m_pcBinIf->flush();
428	}
429
430	Void TEncSbac::encodeStart()
431	{
432	m_pcBinIf->start();
433	}
434
435	Void TEncSbac::xWriteUnarySymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset )
436	{
437	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[0] );
438
439	if( 0 == uiSymbol)
440	{
441	return;
442	}
443
444	while( uiSymbol-- )
445	{
446	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ iOffset ] );
447	}
448
449	return;
450	}
451
452	Void TEncSbac::xWriteUnaryMaxSymbol( UInt uiSymbol, ContextModel* pcSCModel, Int iOffset, UInt uiMaxSymbol )
453	{
454	if (uiMaxSymbol == 0)
455	{
456	return;
457	}
458
459	m_pcBinIf->encodeBin( uiSymbol ? 1 : 0, pcSCModel[ 0 ] );
460
461	if ( uiSymbol == 0 )
462	{
463	return;
464	}
465
466	Bool bCodeLast = ( uiMaxSymbol > uiSymbol );
467
468	while( --uiSymbol )
469	{
470	m_pcBinIf->encodeBin( 1, pcSCModel[ iOffset ] );
471	}
472	if( bCodeLast )
473	{
474	m_pcBinIf->encodeBin( 0, pcSCModel[ iOffset ] );
475	}
476
477	return;
478	}
479
480	Void TEncSbac::xWriteEpExGolomb( UInt uiSymbol, UInt uiCount )
481	{
482	UInt bins = 0;
483	Int numBins = 0;
484
485	while( uiSymbol >= (UInt)(1<<uiCount) )
486	{
487	bins = 2 * bins + 1;
488	numBins++;
489	uiSymbol -= 1 << uiCount;
490	uiCount ++;
491	}
492	bins = 2 * bins + 0;
493	numBins++;
494
495	bins = (bins << uiCount) \| uiSymbol;
496	numBins += uiCount;
497
498	assert( numBins <= 32 );
499	m_pcBinIf->encodeBinsEP( bins, numBins );
500	}
501
502	/** Coding of coeff_abs_level_minus3
503	* \param uiSymbol value of coeff_abs_level_minus3
504	* \param ruiGoRiceParam reference to Rice parameter
505	* \returns Void
506	*/
507	Void TEncSbac::xWriteGoRiceExGolomb( UInt uiSymbol, UInt &ruiGoRiceParam )
508	{
509	UInt uiMaxVlc = g_auiGoRiceRange[ ruiGoRiceParam ];
510	Bool bExGolomb = ( uiSymbol > uiMaxVlc );
511	UInt uiCodeWord = min<UInt>( uiSymbol, ( uiMaxVlc + 1 ) );
512	UInt uiQuotient = uiCodeWord >> ruiGoRiceParam;
513	UInt uiMaxPreLen = g_auiGoRicePrefixLen[ ruiGoRiceParam ];
514
515	UInt binValues;
516	Int numBins;
517
518	if ( uiQuotient >= uiMaxPreLen )
519	{
520	numBins = uiMaxPreLen;
521	binValues = ( 1 << numBins ) - 1;
522	}
523	else
524	{
525	numBins = uiQuotient + 1;
526	binValues = ( 1 << numBins ) - 2;
527	}
528
529	m_pcBinIf->encodeBinsEP( ( binValues << ruiGoRiceParam ) + uiCodeWord - ( uiQuotient << ruiGoRiceParam ), numBins + ruiGoRiceParam );
530
531	ruiGoRiceParam = g_aauiGoRiceUpdate[ ruiGoRiceParam ][ min<UInt>( uiSymbol, 23 ) ];
532
533	if( bExGolomb )
534	{
535	uiSymbol -= uiMaxVlc + 1;
536	xWriteEpExGolomb( uiSymbol, 0 );
537	}
538	}
539
540	// SBAC RD
541	Void TEncSbac::load ( TEncSbac* pSrc)
542	{
543	this->xCopyFrom(pSrc);
544	}
545
546	Void TEncSbac::loadIntraDirModeLuma( TEncSbac* pSrc)
547	{
548	m_pcBinIf->copyState( pSrc->m_pcBinIf );
549
550	this->m_cCUIntraPredSCModel .copyFrom( &pSrc->m_cCUIntraPredSCModel );
551	}
552
553
554	Void TEncSbac::store( TEncSbac* pDest)
555	{
556	pDest->xCopyFrom( this );
557	}
558
559
560	Void TEncSbac::xCopyFrom( TEncSbac* pSrc )
561	{
562	m_pcBinIf->copyState( pSrc->m_pcBinIf );
563
564	this->m_uiCoeffCost = pSrc->m_uiCoeffCost;
565	this->m_uiLastQp = pSrc->m_uiLastQp;
566
567	memcpy( m_contextModels, pSrc->m_contextModels, m_numContextModels * sizeof( ContextModel ) );
568	}
569
570	#if H3D_IVMP
571	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum )
572	#else
573	Void TEncSbac::codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
574	#endif
575	{
576	Int iSymbol = pcCU->getMVPIdx(eRefList, uiAbsPartIdx);
577	#if H3D_IVMP
578	#else
579	Int iNum = AMVP_MAX_NUM_CANDS;
580	#endif
581
582	xWriteUnaryMaxSymbol(iSymbol, m_cMVPIdxSCModel.get(0), 1, iNum-1);
583	}
584
585	Void TEncSbac::codePartSize( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
586	{
587	PartSize eSize = pcCU->getPartitionSize( uiAbsPartIdx );
588
589	#if H3D_QTL
590	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
591	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
592	Bool bDepthMapDetect = (pcTexture != NULL);
593	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
594
595	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
596	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
597	{
598	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
599	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
600	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
601	if (pcTextureCU->getDepth(uiCUIdx) == uiDepth && pcTextureCU->getPartitionSize( uiCUIdx ) != SIZE_NxN)
602	{
603	assert( eSize == SIZE_2Nx2N );
604	return;
605	}
606	}
607	#endif
608
609	if ( pcCU->isIntra( uiAbsPartIdx ) )
610	{
611	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
612	{
613	m_pcBinIf->encodeBin( eSize == SIZE_2Nx2N? 1 : 0, m_cCUPartSizeSCModel.get( 0, 0, 0 ) );
614	}
615	return;
616	}
617
618	switch(eSize)
619	{
620	case SIZE_2Nx2N:
621	{
622	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 0) );
623	break;
624	}
625	case SIZE_2NxN:
626	case SIZE_2NxnU:
627	case SIZE_2NxnD:
628	{
629	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
630	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 1) );
631	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
632	{
633	if (eSize == SIZE_2NxN)
634	{
635	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
636	}
637	else
638	{
639	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
640	m_pcBinIf->encodeBinEP((eSize == SIZE_2NxnU? 0: 1));
641	}
642	}
643	break;
644	}
645	case SIZE_Nx2N:
646	case SIZE_nLx2N:
647	case SIZE_nRx2N:
648	{
649	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
650	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
651	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
652	{
653	m_pcBinIf->encodeBin( 1, m_cCUPartSizeSCModel.get( 0, 0, 2) );
654	}
655	if ( pcCU->getSlice()->getSPS()->getAMPAcc( uiDepth ) )
656	{
657	if (eSize == SIZE_Nx2N)
658	{
659	m_pcBinIf->encodeBin(1, m_cCUAMPSCModel.get( 0, 0, 0 ));
660	}
661	else
662	{
663	m_pcBinIf->encodeBin(0, m_cCUAMPSCModel.get( 0, 0, 0 ));
664	m_pcBinIf->encodeBinEP((eSize == SIZE_nLx2N? 0: 1));
665	}
666	}
667	break;
668	}
669	case SIZE_NxN:
670	{
671	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth && !( pcCU->getSlice()->getSPS()->getDisInter4x4() && pcCU->getWidth(uiAbsPartIdx) == 8 && pcCU->getHeight(uiAbsPartIdx) == 8 ) )
672	{
673	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 0) );
674	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 1) );
675	m_pcBinIf->encodeBin( 0, m_cCUPartSizeSCModel.get( 0, 0, 2) );
676	}
677	break;
678	}
679	default:
680	{
681	assert(0);
682	}
683	}
684	}
685
686	/** code prediction mode
687	* \param pcCU
688	* \param uiAbsPartIdx
689	* \returns Void
690	*/
691	Void TEncSbac::codePredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
692	{
693	#if RWTH_SDC_DLT_B0036
694	if ( pcCU->getSlice()->isIntra() )
695	{
696	assert( pcCU->isIntra(uiAbsPartIdx) );
697	return;
698	}
699	#endif
700
701	// get context function is here
702	Int iPredMode = pcCU->getPredictionMode( uiAbsPartIdx );
703	m_pcBinIf->encodeBin( iPredMode == MODE_INTER ? 0 : 1, m_cCUPredModeSCModel.get( 0, 0, 0 ) );
704	}
705
706	Void TEncSbac::codeAlfCtrlFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
707	{
708	if (!m_bAlfCtrl)
709	return;
710
711	if( pcCU->getDepth(uiAbsPartIdx) > m_uiMaxAlfCtrlDepth && !pcCU->isFirstAbsZorderIdxInDepth(uiAbsPartIdx, m_uiMaxAlfCtrlDepth))
712	{
713	return;
714	}
715
716	const UInt uiSymbol = pcCU->getAlfCtrlFlag( uiAbsPartIdx ) ? 1 : 0;
717	m_pcBinIf->encodeBin( uiSymbol, *m_cCUAlfCtrlFlagSCModel.get( 0 ) );
718	}
719
720	Void TEncSbac::codeAlfCtrlDepth()
721	{
722	if (!m_bAlfCtrl)
723	return;
724
725	UInt uiDepth = m_uiMaxAlfCtrlDepth;
726	xWriteUnaryMaxSymbol(uiDepth, m_cALFUvlcSCModel.get(0), 1, g_uiMaxCUDepth-1);
727	}
728
729	/** code skip flag
730	* \param pcCU
731	* \param uiAbsPartIdx
732	* \returns Void
733	*/
734	Void TEncSbac::codeSkipFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
735	{
736	// get context function is here
737	UInt uiSymbol = pcCU->isSkipped( uiAbsPartIdx ) ? 1 : 0;
738	UInt uiCtxSkip = pcCU->getCtxSkipFlag( uiAbsPartIdx ) ;
739	m_pcBinIf->encodeBin( uiSymbol, m_cCUSkipFlagSCModel.get( 0, 0, uiCtxSkip ) );
740	DTRACE_CABAC_VL( g_nSymbolCounter++ );
741	DTRACE_CABAC_T( "\tSkipFlag" );
742	DTRACE_CABAC_T( "\tuiCtxSkip: ");
743	DTRACE_CABAC_V( uiCtxSkip );
744	DTRACE_CABAC_T( "\tuiSymbol: ");
745	DTRACE_CABAC_V( uiSymbol );
746	DTRACE_CABAC_T( "\n");
747	}
748
749	#if LGE_ILLUCOMP_B0045
750	/** code Illumination Compensation flag
751	* \param pcCU
752	* \param uiAbsPartIdx
753	* \returns Void
754	*/
755	Void TEncSbac::codeICFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
756	{
757	// get context function is here
758	UInt uiSymbol = pcCU->getICFlag( uiAbsPartIdx ) ? 1 : 0;
759	UInt uiCtxIC = pcCU->getCtxICFlag( uiAbsPartIdx ) ;
760	m_pcBinIf->encodeBin( uiSymbol, m_cCUICFlagSCModel.get( 0, 0, uiCtxIC ) );
761	DTRACE_CABAC_VL( g_nSymbolCounter++ );
762	DTRACE_CABAC_T( "\tICFlag" );
763	DTRACE_CABAC_T( "\tuiCtxIC: ");
764	DTRACE_CABAC_V( uiCtxIC );
765	DTRACE_CABAC_T( "\tuiSymbol: ");
766	DTRACE_CABAC_V( uiSymbol );
767	DTRACE_CABAC_T( "\n");
768	}
769	#endif
770
771	/** code merge flag
772	* \param pcCU
773	* \param uiAbsPartIdx
774	* \returns Void
775	*/
776	Void TEncSbac::codeMergeFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
777	{
778	const UInt uiSymbol = pcCU->getMergeFlag( uiAbsPartIdx ) ? 1 : 0;
779	m_pcBinIf->encodeBin( uiSymbol, *m_cCUMergeFlagExtSCModel.get( 0 ) );
780
781	DTRACE_CABAC_VL( g_nSymbolCounter++ );
782	DTRACE_CABAC_T( "\tMergeFlag: " );
783	DTRACE_CABAC_V( uiSymbol );
784	DTRACE_CABAC_T( "\tAddress: " );
785	DTRACE_CABAC_V( pcCU->getAddr() );
786	DTRACE_CABAC_T( "\tuiAbsPartIdx: " );
787	DTRACE_CABAC_V( uiAbsPartIdx );
788	DTRACE_CABAC_T( "\n" );
789	}
790
791	/** code merge index
792	* \param pcCU
793	* \param uiAbsPartIdx
794	* \returns Void
795	*/
796	Void TEncSbac::codeMergeIndex( TComDataCU* pcCU, UInt uiAbsPartIdx )
797	{
798	UInt uiNumCand = MRG_MAX_NUM_CANDS;
799	UInt uiUnaryIdx = pcCU->getMergeIndex( uiAbsPartIdx );
800	uiNumCand = pcCU->getSlice()->getMaxNumMergeCand();
801	#if HHI_MPI
802	const Bool bMVIAvailable = pcCU->getSlice()->getSPS()->getUseMVI() && pcCU->getSlice()->getSliceType() != I_SLICE;
803	if( bMVIAvailable )
804	{
805	const Bool bUseMVI = pcCU->getTextureModeDepth( uiAbsPartIdx ) != -1;
806	if( bUseMVI )
807	{
808	uiUnaryIdx = (UInt)HHI_MPI_MERGE_POS;
809	}
810	else if( (Int)uiUnaryIdx >= (Int)HHI_MPI_MERGE_POS )
811	{
812	uiUnaryIdx++;
813	}
814	}
815	#endif
816	if ( uiNumCand > 1 )
817	{
818	for( UInt ui = 0; ui < uiNumCand - 1; ++ui )
819	{
820	const UInt uiSymbol = ui == uiUnaryIdx ? 0 : 1;
821	if ( ui==0 )
822	{
823	m_pcBinIf->encodeBin( uiSymbol, m_cCUMergeIdxExtSCModel.get( 0, 0, 0 ) );
824	}
825	else
826	{
827	m_pcBinIf->encodeBinEP( uiSymbol );
828	}
829	if( uiSymbol == 0 )
830	{
831	break;
832	}
833	}
834	}
835	DTRACE_CABAC_VL( g_nSymbolCounter++ );
836	DTRACE_CABAC_T( "\tparseMergeIndex()" );
837	DTRACE_CABAC_T( "\tuiMRGIdx= " );
838	DTRACE_CABAC_V( pcCU->getMergeIndex( uiAbsPartIdx ) );
839	DTRACE_CABAC_T( "\n" );
840	}
841
842	#if H3D_IVRP
843	Void
844	TEncSbac::codeResPredFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
845	{
846	UInt uiCtx = pcCU->getCtxResPredFlag( uiAbsPartIdx );
847	UInt uiSymbol = ( pcCU->getResPredFlag( uiAbsPartIdx ) ? 1 : 0 );
848	m_pcBinIf->encodeBin( uiSymbol, m_cResPredFlagSCModel.get( 0, 0, uiCtx ) );
849	}
850	#endif
851	#if QC_ARP_D0177
852	Void TEncSbac::codeARPW( TComDataCU* pcCU, UInt uiAbsPartIdx )
853	{
854	Int nW = pcCU->getARPW( uiAbsPartIdx );
855	Int nMaxW = pcCU->getSlice()->getARPStepNum() - 1;
856	assert( 0 <= nW && nW <= nMaxW );
857	assert(nMaxW > 0);
858	if( nMaxW > 0 )
859	{
860	Int nOffset = pcCU->getCTXARPWFlag(uiAbsPartIdx);
861	assert( 0 <= nOffset && nOffset <= 2 );
862	Int nBinNum = nW + ( nW != nMaxW );
863	m_pcBinIf->encodeBin( nW != 0 , m_cCUPUARPW.get( 0, 0, 0 + nOffset ) );
864	if( nBinNum > 1 )
865	m_pcBinIf->encodeBin( nW == nMaxW , m_cCUPUARPW.get( 0, 0, 3 ) );
866	}
867	}
868	#endif
869	Void TEncSbac::codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth )
870	{
871	if( uiDepth == g_uiMaxCUDepth - g_uiAddCUDepth )
872	return;
873
874	UInt uiCtx = pcCU->getCtxSplitFlag( uiAbsPartIdx, uiDepth );
875	UInt uiCurrSplitFlag = ( pcCU->getDepth( uiAbsPartIdx ) > uiDepth ) ? 1 : 0;
876
877	assert( uiCtx < 3 );
878
879	#if H3D_QTL
880	Bool bCodeSplitFlag = true;
881
882	TComSPS *sps = pcCU->getPic()->getSlice(0)->getSPS();
883	TComPic *pcTexture = pcCU->getSlice()->getTexturePic();
884	Bool bDepthMapDetect = (pcTexture != NULL);
885	Bool bIntraSliceDetect = (pcCU->getSlice()->getSliceType() == I_SLICE);
886
887	Bool rapPic = (pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_IDR \|\| pcCU->getSlice()->getNalUnitType() == NAL_UNIT_CODED_SLICE_CRA);
888	if(bDepthMapDetect && !bIntraSliceDetect && !rapPic && sps->getUseQTLPC() && pcCU->getPic()->getReduceBitsFlag())
889	{
890	TComDataCU *pcTextureCU = pcTexture->getCU(pcCU->getAddr());
891	UInt uiCUIdx = (pcCU->getZorderIdxInCU() == 0) ? uiAbsPartIdx : pcCU->getZorderIdxInCU();
892	assert(pcTextureCU->getDepth(uiCUIdx) >= uiDepth);
893	bCodeSplitFlag = (pcTextureCU->getDepth(uiCUIdx) > uiDepth);
894	}
895
896	if(!bCodeSplitFlag)
897	{
898	assert(uiCurrSplitFlag == 0);
899	return;
900	}
901	#endif
902
903	m_pcBinIf->encodeBin( uiCurrSplitFlag, m_cCUSplitFlagSCModel.get( 0, 0, uiCtx ) );
904	DTRACE_CABAC_VL( g_nSymbolCounter++ )
905	DTRACE_CABAC_T( "\tSplitFlag\n" )
906	return;
907	}
908
909	Void TEncSbac::codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx )
910	{
911	m_pcBinIf->encodeBin( uiSymbol, m_cCUTransSubdivFlagSCModel.get( 0, 0, uiCtx ) );
912	DTRACE_CABAC_VL( g_nSymbolCounter++ )
913	DTRACE_CABAC_T( "\tparseTransformSubdivFlag()" )
914	DTRACE_CABAC_T( "\tsymbol=" )
915	DTRACE_CABAC_V( uiSymbol )
916	DTRACE_CABAC_T( "\tctx=" )
917	DTRACE_CABAC_V( uiCtx )
918	DTRACE_CABAC_T( "\n" )
919	}
920
921	#if LGE_EDGE_INTRA_A0070
922	Void TEncSbac::xCodeEdgeIntraInfo( TComDataCU* pcCU, UInt uiPartIdx )
923	{
924	UInt uiDepth = pcCU->getDepth( uiPartIdx ) + (pcCU->getPartitionSize( uiPartIdx ) == SIZE_NxN ? 1 : 0);
925	UInt uiCtxEdgeIntra = pcCU->getCtxEdgeIntra( uiPartIdx );
926	UChar* pucSymbolList = pcCU->getEdgeCode( uiPartIdx );
927	UChar ucEdgeNumber = pcCU->getEdgeNumber( uiPartIdx );
928	Bool bLeft = pcCU->getEdgeLeftFirst( uiPartIdx );
929	UChar ucStart = pcCU->getEdgeStartPos( uiPartIdx );
930	UInt uiSymbol;
931
932	// 1. Top(0) or Left(1)
933	uiSymbol = (bLeft == false) ? 0 : 1;
934	m_pcBinIf->encodeBinEP( uiSymbol );
935
936	// 2. Start position (lowest bit first)
937	uiSymbol = ucStart;
938	for( UInt ui = 6; ui > uiDepth; ui-- ) // 64(0)->6, 32(1)->5, 16(2)->4, 8(3)->3, 4(4)->2
939	{
940	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
941	uiSymbol >>= 1;
942	}
943
944	// 3. Number of edges
945	uiSymbol = ucEdgeNumber > 0 ? ucEdgeNumber - 1 : 0;
946	for( UInt ui = 7; ui > uiDepth; ui-- ) // 64(0)->7, 32(1)->6, 16(2)->5, 8(3)->4, 4(4)->3
947	{
948	m_pcBinIf->encodeBinEP( uiSymbol & 0x1 );
949	uiSymbol >>= 1;
950	}
951
952	if(uiSymbol != 0)
953	{
954	printf(" ucEdgeNumber %d at depth %d\n",ucEdgeNumber, uiDepth);
955	assert(false);
956	}
957
958	// 4. Edges
959	for( Int iPtr2 = 0; iPtr2 < ucEdgeNumber; iPtr2++ )
960	{
961	UInt uiReorderSymbol = pucSymbolList[iPtr2];
962
963	//printf ("Ptr = %d, Symbol = %d\n", iPtr2, uiSymbol);
964
965	// Left-friendly direction (Top start)
966	// 0 ( 0deg) => 0
967	// 1 ( 45deg) => 10
968	// 2 ( -45deg) => 110
969	// 3 ( 90deg) => 1110
970	// 4 ( -90deg) => 11110
971	// 5 ( 135deg) => 111110
972	// 6 (-135deg) => 111111
973	// Right-friendly direction (Left start)
974	// 0 ( 0deg) => 0
975	// 2 ( -45deg) => 10
976	// 1 ( 45deg) => 110
977	// 4 ( -90deg) => 1110
978	// 3 ( 90deg) => 11110
979	// 6 (-135deg) => 111110
980	// 5 ( 135deg) => 111111
981
982	// refer to a paper "An efficient chain code with Huffman coding"
983
984	for( UInt ui = 0; ui < uiReorderSymbol; ui++ )
985	{
986	m_pcBinIf->encodeBin( 1, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
987	}
988
989	if( uiReorderSymbol != 6 )
990	m_pcBinIf->encodeBin( 0, m_cEdgeIntraSCModel.get( 0, 0, uiCtxEdgeIntra ) );
991	}
992	}
993	#endif
994
995	Void TEncSbac::codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx )
996	{
997	UInt uiDir = pcCU->getLumaIntraDir( uiAbsPartIdx );
998
999	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1000	if( pcCU->getSlice()->getSPS()->getUseDMM() && pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE )
1001	{
1002	#if LGE_EDGE_INTRA_A0070
1003	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX, m_cDmmFlagSCModel.get(0, 0, 0) );
1004	#else
1005	m_pcBinIf->encodeBin( uiDir >= NUM_INTRA_MODE, m_cDmmFlagSCModel.get(0, 0, 0) );
1006	#endif
1007	}
1008	#if LGE_EDGE_INTRA_A0070
1009	if( uiDir >= NUM_INTRA_MODE && uiDir < EDGE_INTRA_IDX )
1010	#else
1011	if( uiDir >= NUM_INTRA_MODE )
1012	#endif
1013	{
1014	assert( pcCU->getWidth( uiAbsPartIdx ) <= DMM_WEDGEMODEL_MAX_SIZE );
1015	UInt uiDMMode = uiDir - NUM_INTRA_MODE;
1016
1017	#if HHI_DMM_WEDGE_INTRA && HHI_DMM_PRED_TEX
1018	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1019	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1020
1021	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1022	{
1023	m_pcBinIf->encodeBin( (uiDMMode & 0x04) >> 2, m_cDmmModeSCModel.get(0, 0, 0) );
1024	}
1025	#else
1026	m_pcBinIf->encodeBin( (uiDMMode & 0x01), m_cDmmModeSCModel.get(0, 0, 0) );
1027
1028	if( pcCU->getPartitionSize( uiAbsPartIdx ) != SIZE_NxN && pcCU->getWidth( uiAbsPartIdx ) > 4 )
1029	{
1030	m_pcBinIf->encodeBin( (uiDMMode & 0x02) >> 1, m_cDmmModeSCModel.get(0, 0, 0) );
1031	}
1032	#endif
1033	#if HHI_DMM_WEDGE_INTRA
1034	if( uiDir == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
1035	if( uiDir == DMM_WEDGE_FULL_D_IDX ) { xCodeWedgeFullDeltaInfo ( pcCU, uiAbsPartIdx ); }
1036	if( uiDir == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
1037	if( uiDir == DMM_WEDGE_PREDDIR_D_IDX ) { xCodeWedgePredDirDeltaInfo ( pcCU, uiAbsPartIdx ); }
1038	#endif
1039	#if HHI_DMM_PRED_TEX
1040
1041	#if FLEX_CODING_ORDER_M23723
1042	if ( !pcCU->getSlice()->getSPS()->getUseDMM34() )
1043	{
1044	assert( uiDir != DMM_WEDGE_PREDTEX_D_IDX );
1045	assert( uiDir != DMM_CONTOUR_PREDTEX_D_IDX );
1046	}
1047	#endif
1048
1049	if( uiDir == DMM_WEDGE_PREDTEX_D_IDX ) { xCodeWedgePredTexDeltaInfo ( pcCU, uiAbsPartIdx ); }
1050	#if LGE_DMM3_SIMP_C0044
1051	if( uiDir == DMM_WEDGE_PREDTEX_IDX ) { xCodeWedgePredTexInfo ( pcCU, uiAbsPartIdx ); }
1052	#endif
1053	if( uiDir == DMM_CONTOUR_PREDTEX_D_IDX ) { xCodeContourPredTexDeltaInfo( pcCU, uiAbsPartIdx ); }
1054	#endif
1055	}
1056	else
1057	#if LGE_EDGE_INTRA_A0070
1058	if ( uiDir >= EDGE_INTRA_IDX)
1059	{
1060	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1061	m_pcBinIf->encodeBinsEP( 63, 6 );
1062	xCodeEdgeIntraInfo( pcCU, uiAbsPartIdx );
1063	#if LGE_EDGE_INTRA_DELTA_DC
1064	m_pcBinIf->encodeBin( (uiDir == EDGE_INTRA_DELTA_IDX), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 0) );
1065	if( uiDir == EDGE_INTRA_DELTA_IDX )
1066	{
1067	Int iDeltaDC0 = pcCU->getEdgeDeltaDC0( uiAbsPartIdx );
1068	Int iDeltaDC1 = pcCU->getEdgeDeltaDC1( uiAbsPartIdx );
1069
1070	xWriteExGolombLevel( UInt( abs( iDeltaDC0 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1071	if ( iDeltaDC0 != 0 )
1072	{
1073	UInt uiSign = iDeltaDC0 > 0 ? 0 : 1;
1074	m_pcBinIf->encodeBinEP( uiSign );
1075	}
1076	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cEdgeIntraDeltaDCSCModel.get(0, 0, 1) );
1077	if ( iDeltaDC1 != 0 )
1078	{
1079	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
1080	m_pcBinIf->encodeBinEP( uiSign );
1081	}
1082	}
1083	#endif
1084	}
1085	else
1086	#endif // LGE_EDGE_INTRA
1087	{
1088	#endif
1089	#if LGE_EDGE_INTRA_A0070
1090	Bool bCodeEdgeIntra = false;
1091	if( pcCU->getSlice()->getSPS()->isDepth() )
1092	{
1093	UInt uiPUWidth = pcCU->getWidth( uiAbsPartIdx ) >> (pcCU->getPartitionSize( uiAbsPartIdx ) == SIZE_NxN ? 1 : 0);
1094	if( uiPUWidth <= LGE_EDGE_INTRA_MAX_SIZE && uiPUWidth >= LGE_EDGE_INTRA_MIN_SIZE )
1095	bCodeEdgeIntra = true;
1096	}
1097	#endif
1098
1099	Int uiPreds[3] = {-1, -1, -1};
1100	Int uiPredNum = pcCU->getIntraDirLumaPredictor(uiAbsPartIdx, uiPreds);
1101
1102	Int uiPredIdx = -1;
1103
1104	for(UInt i = 0; i < uiPredNum; i++)
1105	{
1106	if(uiDir == uiPreds[i])
1107	{
1108	uiPredIdx = i;
1109	}
1110	}
1111
1112	if(uiPredIdx != -1)
1113	{
1114	m_pcBinIf->encodeBin( 1, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1115	m_pcBinIf->encodeBinEP( uiPredIdx ? 1 : 0 );
1116	if (uiPredIdx)
1117	{
1118	m_pcBinIf->encodeBinEP( uiPredIdx-1 );
1119	}
1120	}
1121	else
1122	{
1123	m_pcBinIf->encodeBin( 0, m_cCUIntraPredSCModel.get( 0, 0, 0 ) );
1124
1125	if (uiPreds[0] > uiPreds[1])
1126	{
1127	std::swap(uiPreds[0], uiPreds[1]);
1128	}
1129	if (uiPreds[0] > uiPreds[2])
1130	{
1131	std::swap(uiPreds[0], uiPreds[2]);
1132	}
1133	if (uiPreds[1] > uiPreds[2])
1134	{
1135	std::swap(uiPreds[1], uiPreds[2]);
1136	}
1137
1138	for(Int i = (uiPredNum - 1); i >= 0; i--)
1139	{
1140	uiDir = uiDir > uiPreds[i] ? uiDir - 1 : uiDir;
1141	}
1142
1143	m_pcBinIf->encodeBinsEP( uiDir, 5 );
1144	#if LGE_EDGE_INTRA_A0070
1145	if (bCodeEdgeIntra)
1146	if (uiDir == 31) m_pcBinIf->encodeBinsEP(0,1);
1147	#endif
1148	}
1149	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX
1150	}
1151	#endif
1152	return;
1153	}
1154
1155	Void TEncSbac::codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx )
1156	{
1157	UInt uiIntraDirChroma = pcCU->getChromaIntraDir( uiAbsPartIdx );
1158
1159	if( uiIntraDirChroma == DM_CHROMA_IDX )
1160	{
1161	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1162	}
1163	else if( uiIntraDirChroma == LM_CHROMA_IDX )
1164	{
1165	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1166	m_pcBinIf->encodeBin( 0, m_cCUChromaPredSCModel.get( 0, 0, 1 ) );
1167	}
1168	else
1169	{
1170	UInt uiAllowedChromaDir[ NUM_CHROMA_MODE ];
1171	pcCU->getAllowedChromaDir( uiAbsPartIdx, uiAllowedChromaDir );
1172
1173	for( Int i = 0; i < NUM_CHROMA_MODE - 2; i++ )
1174	{
1175	if( uiIntraDirChroma == uiAllowedChromaDir[i] )
1176	{
1177	uiIntraDirChroma = i;
1178	break;
1179	}
1180	}
1181	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 0 ) );
1182
1183	if (pcCU->getSlice()->getSPS()->getUseLMChroma())
1184	{
1185	m_pcBinIf->encodeBin( 1, m_cCUChromaPredSCModel.get( 0, 0, 1 ));
1186	}
1187	m_pcBinIf->encodeBinsEP( uiIntraDirChroma, 2 );
1188	}
1189	return;
1190	}
1191
1192	Void TEncSbac::codeInterDir( TComDataCU* pcCU, UInt uiAbsPartIdx )
1193	{
1194	const UInt uiInterDir = pcCU->getInterDir( uiAbsPartIdx ) - 1;
1195	const UInt uiCtx = pcCU->getCtxInterDir( uiAbsPartIdx );
1196	ContextModel *pCtx = m_cCUInterDirSCModel.get( 0 );
1197	m_pcBinIf->encodeBin( uiInterDir == 2 ? 1 : 0, *( pCtx + uiCtx ) );
1198
1199	return;
1200	}
1201
1202	Void TEncSbac::codeRefFrmIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1203	{
1204	if ( pcCU->getSlice()->getNumRefIdx(REF_PIC_LIST_C) > 0 && pcCU->getInterDir( uiAbsPartIdx ) != 3)
1205	{
1206	Int iRefFrame = pcCU->getSlice()->getRefIdxOfLC(eRefList, pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx ));
1207
1208	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1209	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1210
1211	if( iRefFrame > 0 )
1212	{
1213	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( REF_PIC_LIST_C )-2 );
1214	}
1215	#if MERL_VSP_C0152
1216	else if (iRefFrame < 0) // NOT_VALID
1217	{
1218	assert(0);
1219	}
1220	#endif
1221	}
1222	else
1223	{
1224	Int iRefFrame = pcCU->getCUMvField( eRefList )->getRefIdx( uiAbsPartIdx );
1225	ContextModel *pCtx = m_cCURefPicSCModel.get( 0 );
1226	m_pcBinIf->encodeBin( ( iRefFrame == 0 ? 0 : 1 ), *pCtx );
1227
1228	if( iRefFrame > 0 )
1229	{
1230	xWriteUnaryMaxSymbol( iRefFrame - 1, pCtx + 1, 1, pcCU->getSlice()->getNumRefIdx( eRefList )-2 );
1231	}
1232	#if MERL_VSP_C0152
1233	else if (iRefFrame < 0) // NOT_VALID
1234	{
1235	assert(0);
1236	}
1237	#endif
1238	}
1239	return;
1240	}
1241
1242	Void TEncSbac::codeMvd( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList )
1243	{
1244	if(pcCU->getSlice()->getMvdL1ZeroFlag() && eRefList == REF_PIC_LIST_1 && pcCU->getInterDir(uiAbsPartIdx)==3)
1245	{
1246	return;
1247	}
1248
1249	const TComCUMvField* pcCUMvField = pcCU->getCUMvField( eRefList );
1250	const Int iHor = pcCUMvField->getMvd( uiAbsPartIdx ).getHor();
1251	const Int iVer = pcCUMvField->getMvd( uiAbsPartIdx ).getVer();
1252	ContextModel* pCtx = m_cCUMvdSCModel.get( 0 );
1253
1254	m_pcBinIf->encodeBin( iHor != 0 ? 1 : 0, *pCtx );
1255	m_pcBinIf->encodeBin( iVer != 0 ? 1 : 0, *pCtx );
1256
1257	const Bool bHorAbsGr0 = iHor != 0;
1258	const Bool bVerAbsGr0 = iVer != 0;
1259	const UInt uiHorAbs = 0 > iHor ? -iHor : iHor;
1260	const UInt uiVerAbs = 0 > iVer ? -iVer : iVer;
1261	pCtx++;
1262
1263	if( bHorAbsGr0 )
1264	{
1265	m_pcBinIf->encodeBin( uiHorAbs > 1 ? 1 : 0, *pCtx );
1266	}
1267
1268	if( bVerAbsGr0 )
1269	{
1270	m_pcBinIf->encodeBin( uiVerAbs > 1 ? 1 : 0, *pCtx );
1271	}
1272
1273	if( bHorAbsGr0 )
1274	{
1275	if( uiHorAbs > 1 )
1276	{
1277	xWriteEpExGolomb( uiHorAbs-2, 1 );
1278	}
1279
1280	m_pcBinIf->encodeBinEP( 0 > iHor ? 1 : 0 );
1281	}
1282
1283	if( bVerAbsGr0 )
1284	{
1285	if( uiVerAbs > 1 )
1286	{
1287	xWriteEpExGolomb( uiVerAbs-2, 1 );
1288	}
1289
1290	m_pcBinIf->encodeBinEP( 0 > iVer ? 1 : 0 );
1291	}
1292
1293	return;
1294	}
1295
1296	Void TEncSbac::codeDeltaQP( TComDataCU* pcCU, UInt uiAbsPartIdx )
1297	{
1298	Int iDQp = pcCU->getQP( uiAbsPartIdx ) - pcCU->getRefQP( uiAbsPartIdx );
1299
1300	Int qpBdOffsetY = pcCU->getSlice()->getSPS()->getQpBDOffsetY();
1301	iDQp = (iDQp + 78 + qpBdOffsetY + (qpBdOffsetY/2)) % (52 + qpBdOffsetY) - 26 - (qpBdOffsetY/2);
1302
1303	if ( iDQp == 0 )
1304	{
1305	m_pcBinIf->encodeBin( 0, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1306	}
1307	else
1308	{
1309	m_pcBinIf->encodeBin( 1, m_cCUDeltaQpSCModel.get( 0, 0, 0 ) );
1310
1311	UInt uiSign = (iDQp > 0 ? 0 : 1);
1312
1313	m_pcBinIf->encodeBinEP(uiSign);
1314
1315	assert(iDQp >= -(26+(qpBdOffsetY/2)));
1316	assert(iDQp <= (25+(qpBdOffsetY/2)));
1317
1318	UInt uiMaxAbsDQpMinus1 = 24 + (qpBdOffsetY/2) + (uiSign);
1319	UInt uiAbsDQpMinus1 = (UInt)((iDQp > 0)? iDQp : (-iDQp)) - 1;
1320	xWriteUnaryMaxSymbol( uiAbsDQpMinus1, &m_cCUDeltaQpSCModel.get( 0, 0, 1 ), 1, uiMaxAbsDQpMinus1);
1321	}
1322
1323	return;
1324	}
1325
1326	Void TEncSbac::codeQtCbf( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth )
1327	{
1328	UInt uiCbf = pcCU->getCbf ( uiAbsPartIdx, eType, uiTrDepth );
1329	UInt uiCtx = pcCU->getCtxQtCbf( uiAbsPartIdx, eType, uiTrDepth );
1330	m_pcBinIf->encodeBin( uiCbf , m_cCUQtCbfSCModel.get( 0, eType ? TEXT_CHROMA : eType, uiCtx ) );
1331	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1332	DTRACE_CABAC_T( "\tparseQtCbf()" )
1333	DTRACE_CABAC_T( "\tsymbol=" )
1334	DTRACE_CABAC_V( uiCbf )
1335	DTRACE_CABAC_T( "\tctx=" )
1336	DTRACE_CABAC_V( uiCtx )
1337	DTRACE_CABAC_T( "\tetype=" )
1338	DTRACE_CABAC_V( eType )
1339	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1340	DTRACE_CABAC_V( uiAbsPartIdx )
1341	DTRACE_CABAC_T( "\n" )
1342	}
1343
1344	/** Code I_PCM information.
1345	* \param pcCU pointer to CU
1346	* \param uiAbsPartIdx CU index
1347	* \param numIPCM the number of succesive IPCM blocks with the same size
1348	* \param firstIPCMFlag
1349	* \returns Void
1350	*/
1351	Void TEncSbac::codeIPCMInfo( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag)
1352	{
1353	UInt uiIPCM = (pcCU->getIPCMFlag(uiAbsPartIdx) == true)? 1 : 0;
1354
1355	Bool writePCMSampleFlag = pcCU->getIPCMFlag(uiAbsPartIdx);
1356
1357	if( uiIPCM == 0 \|\| firstIPCMFlag)
1358	{
1359	m_pcBinIf->encodeBinTrm (uiIPCM);
1360
1361	if ( firstIPCMFlag )
1362	{
1363	m_pcBinIf->encodeNumSubseqIPCM( numIPCM - 1 );
1364	m_pcBinIf->encodePCMAlignBits();
1365	}
1366	}
1367
1368	if (writePCMSampleFlag)
1369	{
1370	UInt uiMinCoeffSize = pcCU->getPic()->getMinCUWidth()*pcCU->getPic()->getMinCUHeight();
1371	UInt uiLumaOffset = uiMinCoeffSize*uiAbsPartIdx;
1372	UInt uiChromaOffset = uiLumaOffset>>2;
1373	Pel* piPCMSample;
1374	UInt uiWidth;
1375	UInt uiHeight;
1376	UInt uiSampleBits;
1377	UInt uiX, uiY;
1378
1379	piPCMSample = pcCU->getPCMSampleY() + uiLumaOffset;
1380	uiWidth = pcCU->getWidth(uiAbsPartIdx);
1381	uiHeight = pcCU->getHeight(uiAbsPartIdx);
1382	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthLuma();
1383
1384	for(uiY = 0; uiY < uiHeight; uiY++)
1385	{
1386	for(uiX = 0; uiX < uiWidth; uiX++)
1387	{
1388	UInt uiSample = piPCMSample[uiX];
1389
1390	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1391	}
1392	piPCMSample += uiWidth;
1393	}
1394
1395	piPCMSample = pcCU->getPCMSampleCb() + uiChromaOffset;
1396	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1397	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1398	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1399
1400	for(uiY = 0; uiY < uiHeight; uiY++)
1401	{
1402	for(uiX = 0; uiX < uiWidth; uiX++)
1403	{
1404	UInt uiSample = piPCMSample[uiX];
1405
1406	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1407	}
1408	piPCMSample += uiWidth;
1409	}
1410
1411	piPCMSample = pcCU->getPCMSampleCr() + uiChromaOffset;
1412	uiWidth = pcCU->getWidth(uiAbsPartIdx)/2;
1413	uiHeight = pcCU->getHeight(uiAbsPartIdx)/2;
1414	uiSampleBits = pcCU->getSlice()->getSPS()->getPCMBitDepthChroma();
1415
1416	for(uiY = 0; uiY < uiHeight; uiY++)
1417	{
1418	for(uiX = 0; uiX < uiWidth; uiX++)
1419	{
1420	UInt uiSample = piPCMSample[uiX];
1421
1422	m_pcBinIf->xWritePCMCode(uiSample, uiSampleBits);
1423	}
1424	piPCMSample += uiWidth;
1425	}
1426	numIPCM--;
1427	if(numIPCM == 0)
1428	{
1429	m_pcBinIf->resetBac();
1430	}
1431	}
1432	}
1433
1434	Void TEncSbac::codeQtRootCbf( TComDataCU* pcCU, UInt uiAbsPartIdx )
1435	{
1436	UInt uiCbf = pcCU->getQtRootCbf( uiAbsPartIdx );
1437	UInt uiCtx = 0;
1438	m_pcBinIf->encodeBin( uiCbf , m_cCUQtRootCbfSCModel.get( 0, 0, uiCtx ) );
1439	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1440	DTRACE_CABAC_T( "\tparseQtRootCbf()" )
1441	DTRACE_CABAC_T( "\tsymbol=" )
1442	DTRACE_CABAC_V( uiCbf )
1443	DTRACE_CABAC_T( "\tctx=" )
1444	DTRACE_CABAC_V( uiCtx )
1445	DTRACE_CABAC_T( "\tuiAbsPartIdx=" )
1446	DTRACE_CABAC_V( uiAbsPartIdx )
1447	DTRACE_CABAC_T( "\n" )
1448	}
1449
1450	/** Encode (X,Y) position of the last significant coefficient
1451	* \param uiPosX X component of last coefficient
1452	* \param uiPosY Y component of last coefficient
1453	* \param width Block width
1454	* \param height Block height
1455	* \param eTType plane type / luminance or chrominance
1456	* \param uiScanIdx scan type (zig-zag, hor, ver)
1457	* This method encodes the X and Y component within a block of the last significant coefficient.
1458	*/
1459	Void TEncSbac::codeLastSignificantXY( UInt uiPosX, UInt uiPosY, Int width, Int height, TextType eTType, UInt uiScanIdx )
1460	{
1461	// swap
1462	if( uiScanIdx == SCAN_VER )
1463	{
1464	swap( uiPosX, uiPosY );
1465	}
1466
1467	UInt uiCtxLast;
1468	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
1469	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
1470	UInt uiGroupIdxX = g_uiGroupIdx[ uiPosX ];
1471	UInt uiGroupIdxY = g_uiGroupIdx[ uiPosY ];
1472
1473	// posX
1474	Int widthCtx = eTType? 4: width;
1475	const UInt puiCtxIdxX = g_uiLastCtx + ( g_aucConvertToBit[ widthCtx ] ( g_aucConvertToBit[ widthCtx ] + 3 ) );
1476	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxX; uiCtxLast++ )
1477	{
1478	if (eTType)
1479	{
1480	m_pcBinIf->encodeBin( 1, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1481	}
1482	else
1483	{
1484	m_pcBinIf->encodeBin( 1, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1485	}
1486	}
1487	if( uiGroupIdxX < g_uiGroupIdx[ width - 1 ])
1488	{
1489	if ( eTType )
1490	{
1491	m_pcBinIf->encodeBin( 0, *( pCtxX + (uiCtxLast>>g_aucConvertToBit[ width ]) ) );
1492	}
1493	else
1494	{
1495	m_pcBinIf->encodeBin( 0, *( pCtxX + puiCtxIdxX[ uiCtxLast ] ) );
1496	}
1497	}
1498
1499	// posY
1500	Int heightCtx = eTType? 4: height;
1501	const UInt puiCtxIdxY = g_uiLastCtx + ( g_aucConvertToBit[ heightCtx ] ( g_aucConvertToBit[ heightCtx ] + 3 ) );
1502	for( uiCtxLast = 0; uiCtxLast < uiGroupIdxY; uiCtxLast++ )
1503	{
1504	if (eTType)
1505	{
1506	m_pcBinIf->encodeBin( 1, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ])));
1507	}
1508	else
1509	{
1510	m_pcBinIf->encodeBin( 1, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1511	}
1512	}
1513	if( uiGroupIdxY < g_uiGroupIdx[ height - 1 ])
1514	{
1515	if (eTType)
1516	{
1517	m_pcBinIf->encodeBin( 0, *( pCtxY + (uiCtxLast>>g_aucConvertToBit[ height ]) ) );
1518	}
1519	else
1520	{
1521	m_pcBinIf->encodeBin( 0, *( pCtxY + puiCtxIdxY[ uiCtxLast ] ) );
1522	}
1523	}
1524	if ( uiGroupIdxX > 3 )
1525	{
1526	UInt uiCount = ( uiGroupIdxX - 2 ) >> 1;
1527	uiPosX = uiPosX - g_uiMinInGroup[ uiGroupIdxX ];
1528	for (Int i = uiCount - 1 ; i >= 0; i-- )
1529	{
1530	m_pcBinIf->encodeBinEP( ( uiPosX >> i ) & 1 );
1531	}
1532	}
1533	if ( uiGroupIdxY > 3 )
1534	{
1535	UInt uiCount = ( uiGroupIdxY - 2 ) >> 1;
1536	uiPosY = uiPosY - g_uiMinInGroup[ uiGroupIdxY ];
1537	for ( Int i = uiCount - 1 ; i >= 0; i-- )
1538	{
1539	m_pcBinIf->encodeBinEP( ( uiPosY >> i ) & 1 );
1540	}
1541	}
1542	}
1543
1544	Void TEncSbac::codeCoeffNxN( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType )
1545	{
1546	DTRACE_CABAC_VL( g_nSymbolCounter++ )
1547	DTRACE_CABAC_T( "\tparseCoeffNxN()\teType=" )
1548	DTRACE_CABAC_V( eTType )
1549	DTRACE_CABAC_T( "\twidth=" )
1550	DTRACE_CABAC_V( uiWidth )
1551	DTRACE_CABAC_T( "\theight=" )
1552	DTRACE_CABAC_V( uiHeight )
1553	DTRACE_CABAC_T( "\tdepth=" )
1554	DTRACE_CABAC_V( uiDepth )
1555	DTRACE_CABAC_T( "\tabspartidx=" )
1556	DTRACE_CABAC_V( uiAbsPartIdx )
1557	DTRACE_CABAC_T( "\ttoCU-X=" )
1558	DTRACE_CABAC_V( pcCU->getCUPelX() )
1559	DTRACE_CABAC_T( "\ttoCU-Y=" )
1560	DTRACE_CABAC_V( pcCU->getCUPelY() )
1561	DTRACE_CABAC_T( "\tCU-addr=" )
1562	DTRACE_CABAC_V( pcCU->getAddr() )
1563	DTRACE_CABAC_T( "\tinCU-X=" )
1564	DTRACE_CABAC_V( g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1565	DTRACE_CABAC_T( "\tinCU-Y=" )
1566	DTRACE_CABAC_V( g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsPartIdx] ] )
1567	DTRACE_CABAC_T( "\tpredmode=" )
1568	DTRACE_CABAC_V( pcCU->getPredictionMode( uiAbsPartIdx ) )
1569	DTRACE_CABAC_T( "\n" )
1570
1571	if( uiWidth > m_pcSlice->getSPS()->getMaxTrSize() )
1572	{
1573	uiWidth = m_pcSlice->getSPS()->getMaxTrSize();
1574	uiHeight = m_pcSlice->getSPS()->getMaxTrSize();
1575	}
1576
1577	UInt uiNumSig = 0;
1578
1579	// compute number of significant coefficients
1580	uiNumSig = TEncEntropy::countNonZeroCoeffs(pcCoef, uiWidth * uiHeight);
1581
1582	if ( uiNumSig == 0 )
1583	return;
1584
1585	eTType = eTType == TEXT_LUMA ? TEXT_LUMA : ( eTType == TEXT_NONE ? TEXT_NONE : TEXT_CHROMA );
1586
1587	//----- encode significance map -----
1588	const UInt uiLog2BlockSize = g_aucConvertToBit[ uiWidth ] + 2;
1589	UInt uiScanIdx = pcCU->getCoefScanIdx(uiAbsPartIdx, uiWidth, eTType==TEXT_LUMA, pcCU->isIntra(uiAbsPartIdx));
1590	if (uiScanIdx == SCAN_ZIGZAG)
1591	{
1592	// Map zigzag to diagonal scan
1593	uiScanIdx = SCAN_DIAG;
1594	}
1595	Int blockType = uiLog2BlockSize;
1596	if (uiWidth != uiHeight)
1597	{
1598	uiScanIdx = SCAN_DIAG;
1599	blockType = 4;
1600	}
1601
1602	const UInt * scan;
1603	if (uiWidth == uiHeight)
1604	{
1605	scan = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize - 1 ];
1606	}
1607	else
1608	{
1609	scan = g_sigScanNSQT[ uiLog2BlockSize - 2 ];
1610	}
1611
1612	UInt const tsig = pcCU->getSlice()->getPPS()->getTSIG();
1613	#if LOSSLESS_CODING
1614	Bool beValid;
1615	if (pcCU->isLosslessCoded(uiAbsPartIdx))
1616	{
1617	beValid = false;
1618	}
1619	else
1620	{
1621	beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1622	}
1623	#else
1624	Bool beValid = pcCU->getSlice()->getPPS()->getSignHideFlag() > 0;
1625	#endif
1626
1627	// Find position of last coefficient
1628	Int scanPosLast = -1;
1629	Int posLast;
1630
1631	const UInt * scanCG;
1632	if (uiWidth == uiHeight)
1633	{
1634	scanCG = g_auiSigLastScan[ uiScanIdx ][ uiLog2BlockSize > 3 ? uiLog2BlockSize-2-1 : 0 ];
1635	if( uiLog2BlockSize == 3 )
1636	{
1637	scanCG = g_sigLastScan8x8[ uiScanIdx ];
1638	}
1639	else if( uiLog2BlockSize == 5 )
1640	{
1641	scanCG = g_sigLastScanCG32x32;
1642	}
1643	}
1644	else
1645	{
1646	scanCG = g_sigCGScanNSQT[ uiLog2BlockSize - 2 ];
1647	}
1648	UInt uiSigCoeffGroupFlag[ MLS_GRP_NUM ];
1649	static const UInt uiShift = MLS_CG_SIZE >> 1;
1650	const UInt uiNumBlkSide = uiWidth >> uiShift;
1651
1652	::memset( uiSigCoeffGroupFlag, 0, sizeof(UInt) * MLS_GRP_NUM );
1653
1654	do
1655	{
1656	posLast = scan[ ++scanPosLast ];
1657
1658	// get L1 sig map
1659	UInt uiPosY = posLast >> uiLog2BlockSize;
1660	UInt uiPosX = posLast - ( uiPosY << uiLog2BlockSize );
1661	UInt uiBlkIdx = uiNumBlkSide * (uiPosY >> uiShift) + (uiPosX >> uiShift);
1662	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1663	{
1664	if( uiScanIdx == SCAN_HOR )
1665	{
1666	uiBlkIdx = uiPosY >> 1;
1667	}
1668	else if( uiScanIdx == SCAN_VER )
1669	{
1670	uiBlkIdx = uiPosX >> 1;
1671	}
1672	}
1673	if( pcCoef[ posLast ] )
1674	{
1675	uiSigCoeffGroupFlag[ uiBlkIdx ] = 1;
1676	}
1677
1678	uiNumSig -= ( pcCoef[ posLast ] != 0 );
1679	}
1680	while ( uiNumSig > 0 );
1681
1682	// Code position of last coefficient
1683	Int posLastY = posLast >> uiLog2BlockSize;
1684	Int posLastX = posLast - ( posLastY << uiLog2BlockSize );
1685	codeLastSignificantXY(posLastX, posLastY, uiWidth, uiHeight, eTType, uiScanIdx);
1686
1687	//===== code significance flag =====
1688	ContextModel * const baseCoeffGroupCtx = m_cCUSigCoeffGroupSCModel.get( 0, eTType );
1689	ContextModel * const baseCtx = (eTType==TEXT_LUMA) ? m_cCUSigSCModel.get( 0, 0 ) : m_cCUSigSCModel.get( 0, 0 ) + NUM_SIG_FLAG_CTX_LUMA;
1690
1691
1692	const Int iLastScanSet = scanPosLast >> LOG2_SCAN_SET_SIZE;
1693	UInt uiNumOne = 0;
1694	UInt uiGoRiceParam = 0;
1695	Int iScanPosSig = scanPosLast;
1696
1697	for( Int iSubSet = iLastScanSet; iSubSet >= 0; iSubSet-- )
1698	{
1699	Int numNonZero = 0;
1700	Int iSubPos = iSubSet << LOG2_SCAN_SET_SIZE;
1701	uiGoRiceParam = 0;
1702	Int absCoeff[16];
1703	UInt coeffSigns = 0;
1704
1705	Int lastNZPosInCG = -1, firstNZPosInCG = SCAN_SET_SIZE;
1706
1707	if( iScanPosSig == scanPosLast )
1708	{
1709	absCoeff[ 0 ] = abs( pcCoef[ posLast ] );
1710	coeffSigns = ( pcCoef[ posLast ] < 0 );
1711	numNonZero = 1;
1712	lastNZPosInCG = iScanPosSig;
1713	firstNZPosInCG = iScanPosSig;
1714	iScanPosSig--;
1715	}
1716
1717	// encode significant_coeffgroup_flag
1718	Int iCGBlkPos = scanCG[ iSubSet ];
1719	Int iCGPosY = iCGBlkPos / uiNumBlkSide;
1720	Int iCGPosX = iCGBlkPos - (iCGPosY * uiNumBlkSide);
1721	if( uiWidth == 8 && uiHeight == 8 && (uiScanIdx == SCAN_HOR \|\| uiScanIdx == SCAN_VER) )
1722	{
1723	iCGPosY = (uiScanIdx == SCAN_HOR ? iCGBlkPos : 0);
1724	iCGPosX = (uiScanIdx == SCAN_VER ? iCGBlkPos : 0);
1725	}
1726	if( iSubSet == iLastScanSet \|\| iSubSet == 0)
1727	{
1728	uiSigCoeffGroupFlag[ iCGBlkPos ] = 1;
1729	}
1730	else
1731	{
1732	UInt uiSigCoeffGroup = (uiSigCoeffGroupFlag[ iCGBlkPos ] != 0);
1733	UInt uiCtxSig = TComTrQuant::getSigCoeffGroupCtxInc( uiSigCoeffGroupFlag, iCGPosX, iCGPosY, uiScanIdx, uiWidth, uiHeight );
1734	m_pcBinIf->encodeBin( uiSigCoeffGroup, baseCoeffGroupCtx[ uiCtxSig ] );
1735	}
1736
1737	// encode significant_coeff_flag
1738	if( uiSigCoeffGroupFlag[ iCGBlkPos ] )
1739	{
1740	UInt uiBlkPos, uiPosY, uiPosX, uiSig, uiCtxSig;
1741	for( ; iScanPosSig >= iSubPos; iScanPosSig-- )
1742	{
1743	uiBlkPos = scan[ iScanPosSig ];
1744	uiPosY = uiBlkPos >> uiLog2BlockSize;
1745	uiPosX = uiBlkPos - ( uiPosY << uiLog2BlockSize );
1746	uiSig = (pcCoef[ uiBlkPos ] != 0);
1747	if( iScanPosSig > iSubPos \|\| iSubSet == 0 \|\| numNonZero )
1748	{
1749	uiCtxSig = TComTrQuant::getSigCtxInc( pcCoef, uiPosX, uiPosY, blockType, uiWidth, uiHeight, eTType );
1750	m_pcBinIf->encodeBin( uiSig, baseCtx[ uiCtxSig ] );
1751	}
1752	if( uiSig )
1753	{
1754	absCoeff[ numNonZero ] = abs( pcCoef[ uiBlkPos ] );
1755	coeffSigns = 2 * coeffSigns + ( pcCoef[ uiBlkPos ] < 0 );
1756	numNonZero++;
1757	if( lastNZPosInCG == -1 )
1758	{
1759	lastNZPosInCG = iScanPosSig;
1760	}
1761	firstNZPosInCG = iScanPosSig;
1762	}
1763	}
1764	}
1765	else
1766	{
1767	iScanPosSig = iSubPos - 1;
1768	}
1769
1770	if( numNonZero > 0 )
1771	{
1772	Bool signHidden = ( lastNZPosInCG - firstNZPosInCG >= (Int)tsig );
1773
1774	UInt c1 = 1;
1775	UInt uiCtxSet = (iSubSet > 0 && eTType==TEXT_LUMA) ? 2 : 0;
1776
1777	if( uiNumOne > 0 )
1778	{
1779	uiCtxSet++;
1780	}
1781
1782	uiNumOne >>= 1;
1783	ContextModel baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUOneSCModel.get( 0, 0 ) + 4 uiCtxSet : m_cCUOneSCModel.get( 0, 0 ) + NUM_ONE_FLAG_CTX_LUMA + 4 * uiCtxSet;
1784
1785	Int numC1Flag = min(numNonZero, C1FLAG_NUMBER);
1786	Int firstC2FlagIdx = -1;
1787	for( Int idx = 0; idx < numC1Flag; idx++ )
1788	{
1789	UInt uiSymbol = absCoeff[ idx ] > 1;
1790	m_pcBinIf->encodeBin( uiSymbol, baseCtxMod[c1] );
1791	if( uiSymbol )
1792	{
1793	c1 = 0;
1794
1795	if (firstC2FlagIdx == -1)
1796	{
1797	firstC2FlagIdx = idx;
1798	}
1799	}
1800	else if( (c1 < 3) && (c1 > 0) )
1801	{
1802	c1++;
1803	}
1804	}
1805
1806	if (c1 == 0)
1807	{
1808
1809	baseCtxMod = ( eTType==TEXT_LUMA ) ? m_cCUAbsSCModel.get( 0, 0 ) + uiCtxSet : m_cCUAbsSCModel.get( 0, 0 ) + NUM_ABS_FLAG_CTX_LUMA + uiCtxSet;
1810	if ( firstC2FlagIdx != -1)
1811	{
1812	UInt symbol = absCoeff[ firstC2FlagIdx ] > 2;
1813	m_pcBinIf->encodeBin( symbol, baseCtxMod[0] );
1814	}
1815	}
1816
1817	if( beValid && signHidden )
1818	{
1819	m_pcBinIf->encodeBinsEP( (coeffSigns >> 1), numNonZero-1 );
1820	}
1821	else
1822	{
1823	m_pcBinIf->encodeBinsEP( coeffSigns, numNonZero );
1824	}
1825
1826	Int iFirstCoeff2 = 1;
1827	if (c1 == 0 \|\| numNonZero > C1FLAG_NUMBER)
1828	{
1829	for ( Int idx = 0; idx < numNonZero; idx++ )
1830	{
1831	UInt baseLevel = (idx < C1FLAG_NUMBER)? (2 + iFirstCoeff2 ) : 1;
1832
1833	if( absCoeff[ idx ] >= baseLevel)
1834	{
1835	xWriteGoRiceExGolomb( absCoeff[ idx ] - baseLevel, uiGoRiceParam );
1836	}
1837	if(absCoeff[ idx ] >= 2)
1838	{
1839	iFirstCoeff2 = 0;
1840	uiNumOne++;
1841	}
1842	}
1843	}
1844	}
1845	else
1846	{
1847	uiNumOne >>= 1;
1848	}
1849	}
1850
1851	return;
1852	}
1853
1854	Void TEncSbac::codeAlfFlag ( UInt uiCode )
1855	{
1856	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
1857	m_pcBinIf->encodeBin( uiSymbol, m_cALFFlagSCModel.get( 0, 0, 0 ) );
1858	}
1859
1860	Void TEncSbac::codeAlfCtrlFlag( UInt uiSymbol )
1861	{
1862	m_pcBinIf->encodeBin( uiSymbol, m_cCUAlfCtrlFlagSCModel.get( 0, 0, 0) );
1863	}
1864
1865	Void TEncSbac::codeAlfUvlc ( UInt uiCode )
1866	{
1867	Int i;
1868
1869	if ( uiCode == 0 )
1870	{
1871	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1872	}
1873	else
1874	{
1875	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 0 ) );
1876	for ( i=0; i<uiCode-1; i++ )
1877	{
1878	m_pcBinIf->encodeBin( 1, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1879	}
1880	m_pcBinIf->encodeBin( 0, m_cALFUvlcSCModel.get( 0, 0, 1 ) );
1881	}
1882	}
1883
1884	Void TEncSbac::codeAlfSvlc ( Int iCode )
1885	{
1886	Int i;
1887
1888	if ( iCode == 0 )
1889	{
1890	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1891	}
1892	else
1893	{
1894	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 0 ) );
1895
1896	// write sign
1897	if ( iCode > 0 )
1898	{
1899	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1900	}
1901	else
1902	{
1903	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 1 ) );
1904	iCode = -iCode;
1905	}
1906
1907	// write magnitude
1908	for ( i=0; i<iCode-1; i++ )
1909	{
1910	m_pcBinIf->encodeBin( 1, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1911	}
1912	m_pcBinIf->encodeBin( 0, m_cALFSvlcSCModel.get( 0, 0, 2 ) );
1913	}
1914	}
1915
1916	Void TEncSbac::codeSaoFlag ( UInt uiCode )
1917	{
1918	UInt uiSymbol = ( ( uiCode == 0 ) ? 0 : 1 );
1919	m_pcBinIf->encodeBin( uiSymbol, m_cSaoFlagSCModel.get( 0, 0, 0 ) );
1920	}
1921
1922	Void TEncSbac::codeSaoUvlc ( UInt uiCode )
1923	{
1924	Int i;
1925
1926	if ( uiCode == 0 )
1927	{
1928	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1929	}
1930	else
1931	{
1932	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 0 ) );
1933	for ( i=0; i<uiCode-1; i++ )
1934	{
1935	m_pcBinIf->encodeBin( 1, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1936	}
1937	m_pcBinIf->encodeBin( 0, m_cSaoUvlcSCModel.get( 0, 0, 1 ) );
1938	}
1939	}
1940
1941	Void TEncSbac::codeSaoSvlc ( Int iCode )
1942	{
1943	Int i;
1944
1945	if ( iCode == 0 )
1946	{
1947	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1948	}
1949	else
1950	{
1951	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 0 ) );
1952
1953	// write sign
1954	if ( iCode > 0 )
1955	{
1956	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1957	}
1958	else
1959	{
1960	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 1 ) );
1961	iCode = -iCode;
1962	}
1963
1964	// write magnitude
1965	for ( i=0; i<iCode-1; i++ )
1966	{
1967	m_pcBinIf->encodeBin( 1, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1968	}
1969	m_pcBinIf->encodeBin( 0, m_cSaoSvlcSCModel.get( 0, 0, 2 ) );
1970	}
1971	}
1972	/** Code SAO band position
1973	* \param uiCode
1974	*/
1975	Void TEncSbac::codeSaoUflc ( UInt uiCode )
1976	{
1977	for (Int i=0;i<5;i++)
1978	{
1979	m_pcBinIf->encodeBinEP ( (uiCode>>i) &0x01 );
1980	}
1981	}
1982	/** Code SAO merge left flag
1983	* \param uiCode
1984	* \param uiCompIdx
1985	*/
1986	Void TEncSbac::codeSaoMergeLeft ( UInt uiCode, UInt uiCompIdx )
1987	{
1988	if (uiCode == 0)
1989	{
1990	m_pcBinIf->encodeBin(0, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
1991	}
1992	else
1993	{
1994	m_pcBinIf->encodeBin(1, m_cSaoMergeLeftSCModel.get( 0, 0, uiCompIdx ));
1995	}
1996	}
1997	/** Code SAO merge up flag
1998	* \param uiCode
1999	*/
2000	Void TEncSbac::codeSaoMergeUp ( UInt uiCode)
2001	{
2002	if (uiCode == 0)
2003	{
2004	m_pcBinIf->encodeBin(0, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2005	}
2006	else
2007	{
2008	m_pcBinIf->encodeBin(1, m_cSaoMergeUpSCModel.get( 0, 0, 0 ));
2009	}
2010	}
2011	/** Code SAO type index
2012	* \param uiCode
2013	*/
2014	Void TEncSbac::codeSaoTypeIdx ( UInt uiCode)
2015	{
2016	Int i;
2017	if ( uiCode == 0 )
2018	{
2019	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2020	}
2021	else
2022	{
2023	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 0 ) );
2024	for ( i=0; i<uiCode-1; i++ )
2025	{
2026	m_pcBinIf->encodeBin( 1, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2027	}
2028	m_pcBinIf->encodeBin( 0, m_cSaoTypeIdxSCModel.get( 0, 0, 1 ) );
2029	}
2030	}
2031	/*!
2032	****************************************************************************
2033	* \brief
2034	* estimate bit cost for CBP, significant map and significant coefficients
2035	****************************************************************************
2036	*/
2037	Void TEncSbac::estBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2038	{
2039	estCBFBit( pcEstBitsSbac, 0, eTType );
2040
2041	estSignificantCoeffGroupMapBit( pcEstBitsSbac, 0, eTType );
2042
2043	// encode significance map
2044	estSignificantMapBit( pcEstBitsSbac, width, height, eTType );
2045
2046	// encode significant coefficients
2047	estSignificantCoefficientsBit( pcEstBitsSbac, 0, eTType );
2048	}
2049
2050	/*!
2051	****************************************************************************
2052	* \brief
2053	* estimate bit cost for each CBP bit
2054	****************************************************************************
2055	*/
2056	Void TEncSbac::estCBFBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2057	{
2058	ContextModel *pCtx = m_cCUQtCbfSCModel.get( 0 );
2059
2060	for( UInt uiCtxInc = 0; uiCtxInc < 3*NUM_QT_CBF_CTX; uiCtxInc++ )
2061	{
2062	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2063	pcEstBitsSbac->blockCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2064	}
2065
2066	pCtx = m_cCUQtRootCbfSCModel.get( 0 );
2067
2068	for( UInt uiCtxInc = 0; uiCtxInc < 4; uiCtxInc++ )
2069	{
2070	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 0 ] = pCtx[ uiCtxInc ].getEntropyBits( 0 );
2071	pcEstBitsSbac->blockRootCbpBits[ uiCtxInc ][ 1 ] = pCtx[ uiCtxInc ].getEntropyBits( 1 );
2072	}
2073	}
2074
2075
2076	/*!
2077	****************************************************************************
2078	* \brief
2079	* estimate SAMBAC bit cost for significant coefficient group map
2080	****************************************************************************
2081	*/
2082	Void TEncSbac::estSignificantCoeffGroupMapBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2083	{
2084	Int firstCtx = 0, numCtx = NUM_SIG_CG_FLAG_CTX;
2085
2086	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2087	{
2088	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2089	{
2090	pcEstBitsSbac->significantCoeffGroupBits[ ctxIdx ][ uiBin ] = m_cCUSigCoeffGroupSCModel.get( 0, eTType, ctxIdx ).getEntropyBits( uiBin );
2091	}
2092	}
2093	}
2094
2095
2096	/*!
2097	****************************************************************************
2098	* \brief
2099	* estimate SAMBAC bit cost for significant coefficient map
2100	****************************************************************************
2101	*/
2102	Void TEncSbac::estSignificantMapBit( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType )
2103	{
2104	Int firstCtx = 0, numCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2105	if (std::max(width, height) >= 16)
2106	{
2107	firstCtx = (eTType == TEXT_LUMA) ? 20 : 17;
2108	numCtx = (eTType == TEXT_LUMA) ? 7 : 4;
2109	}
2110	else if (width == 8)
2111	{
2112	firstCtx = (eTType == TEXT_LUMA) ? 9 : 6;
2113	numCtx = 11;
2114	}
2115
2116	if (eTType == TEXT_LUMA )
2117	{
2118	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2119	{
2120	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2121	{
2122	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, ctxIdx ).getEntropyBits( uiBin );
2123	}
2124	}
2125	}
2126	else
2127	{
2128	for ( Int ctxIdx = firstCtx; ctxIdx < firstCtx + numCtx; ctxIdx++ )
2129	{
2130	for( UInt uiBin = 0; uiBin < 2; uiBin++ )
2131	{
2132	pcEstBitsSbac->significantBits[ ctxIdx ][ uiBin ] = m_cCUSigSCModel.get( 0, 0, NUM_SIG_FLAG_CTX_LUMA + ctxIdx ).getEntropyBits( uiBin );
2133	}
2134	}
2135	}
2136	Int iBitsX = 0, iBitsY = 0;
2137	const UInt *puiCtxIdx;
2138	Int ctx;
2139	Int widthCtx = eTType? 4 : width;
2140	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ widthCtx ]*(g_aucConvertToBit[ widthCtx ]+3));
2141	ContextModel *pCtxX = m_cCuCtxLastX.get( 0, eTType );
2142	for (ctx = 0; ctx < g_uiGroupIdx[ width - 1 ]; ctx++)
2143	{
2144	Int ctxOffset = puiCtxIdx[ ctx ];
2145	if (eTType)
2146	{
2147	Int ctxOffsetC = ctx>>g_aucConvertToBit[ width ];
2148	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffsetC ].getEntropyBits( 0 );
2149	iBitsX += pCtxX[ ctxOffsetC].getEntropyBits( 1 );
2150	}
2151	else
2152	{
2153	pcEstBitsSbac->lastXBits[ ctx ] = iBitsX + pCtxX[ ctxOffset ].getEntropyBits( 0 );
2154	iBitsX += pCtxX[ ctxOffset ].getEntropyBits( 1 );
2155	}
2156	}
2157	pcEstBitsSbac->lastXBits[ctx] = iBitsX;
2158
2159	Int heightCtx = eTType? 4 : height;
2160	puiCtxIdx = g_uiLastCtx + (g_aucConvertToBit[ heightCtx ]*(g_aucConvertToBit[ heightCtx ]+3));
2161	ContextModel *pCtxY = m_cCuCtxLastY.get( 0, eTType );
2162	for (ctx = 0; ctx < g_uiGroupIdx[ height - 1 ]; ctx++)
2163	{
2164	Int ctxOffset = puiCtxIdx[ ctx ];
2165	if (eTType)
2166	{
2167	Int ctxOffsetC = ctx>>g_aucConvertToBit[ height ];
2168	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffsetC ].getEntropyBits( 0 );
2169	iBitsY += pCtxY[ctxOffsetC].getEntropyBits( 1 );
2170	}
2171	else
2172	{
2173	pcEstBitsSbac->lastYBits[ ctx ] = iBitsY + pCtxY[ ctxOffset ].getEntropyBits( 0 );
2174	iBitsY += pCtxY[ ctxOffset ].getEntropyBits( 1 );
2175	}
2176	}
2177	pcEstBitsSbac->lastYBits[ctx] = iBitsY;
2178	}
2179
2180	/*!
2181	****************************************************************************
2182	* \brief
2183	* estimate bit cost of significant coefficient
2184	****************************************************************************
2185	*/
2186	Void TEncSbac::estSignificantCoefficientsBit( estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType )
2187	{
2188	if (eTType==TEXT_LUMA)
2189	{
2190	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0);
2191	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0);
2192
2193	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_LUMA; ctxIdx++)
2194	{
2195	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2196	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2197	}
2198
2199	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_LUMA; ctxIdx++)
2200	{
2201	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2202	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2203	}
2204	}
2205	else
2206	{
2207	ContextModel *ctxOne = m_cCUOneSCModel.get(0, 0) + NUM_ONE_FLAG_CTX_LUMA;
2208	ContextModel *ctxAbs = m_cCUAbsSCModel.get(0, 0) + NUM_ABS_FLAG_CTX_LUMA;
2209
2210	for (Int ctxIdx = 0; ctxIdx < NUM_ONE_FLAG_CTX_CHROMA; ctxIdx++)
2211	{
2212	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 0 ] = ctxOne[ ctxIdx ].getEntropyBits( 0 );
2213	pcEstBitsSbac->m_greaterOneBits[ ctxIdx ][ 1 ] = ctxOne[ ctxIdx ].getEntropyBits( 1 );
2214	}
2215
2216	for (Int ctxIdx = 0; ctxIdx < NUM_ABS_FLAG_CTX_CHROMA; ctxIdx++)
2217	{
2218	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 0 ] = ctxAbs[ ctxIdx ].getEntropyBits( 0 );
2219	pcEstBitsSbac->m_levelAbsBits[ ctxIdx ][ 1 ] = ctxAbs[ ctxIdx ].getEntropyBits( 1 );
2220	}
2221	}
2222	}
2223
2224	/**
2225	- Initialize our context information from the nominated source.
2226	.
2227	\param pSrc From where to copy context information.
2228	*/
2229	Void TEncSbac::xCopyContextsFrom( TEncSbac* pSrc )
2230	{
2231	memcpy(m_contextModels, pSrc->m_contextModels, m_numContextModels*sizeof(m_contextModels[0]));
2232	}
2233
2234	Void TEncSbac::loadContexts ( TEncSbac* pScr)
2235	{
2236	this->xCopyContextsFrom(pScr);
2237	}
2238
2239	#if HHI_DMM_WEDGE_INTRA \|\| HHI_DMM_PRED_TEX \|\| (LGE_EDGE_INTRA_A0070 && LGE_EDGE_INTRA_DELTA_DC)
2240	Void TEncSbac::xWriteExGolombLevel( UInt uiSymbol, ContextModel& rcSCModel )
2241	{
2242	if( uiSymbol )
2243	{
2244	m_pcBinIf->encodeBin( 1, rcSCModel );
2245	UInt uiCount = 0;
2246	Bool bNoExGo = (uiSymbol < 13);
2247
2248	while( --uiSymbol && ++uiCount < 13 )
2249	{
2250	m_pcBinIf->encodeBin( 1, rcSCModel );
2251	}
2252	if( bNoExGo )
2253	{
2254	m_pcBinIf->encodeBin( 0, rcSCModel );
2255	}
2256	else
2257	{
2258	xWriteEpExGolomb( uiSymbol, 0 );
2259	}
2260	}
2261	else
2262	{
2263	m_pcBinIf->encodeBin( 0, rcSCModel );
2264	}
2265
2266	return;
2267	}
2268	#endif
2269	#if HHI_DMM_WEDGE_INTRA
2270	Void TEncSbac::xCodeWedgeFullInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2271	{
2272	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2273	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2274
2275	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2276
2277	for ( Int i = 0; i < iBits; i++ )
2278	{
2279	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2280	}
2281	}
2282
2283	Void TEncSbac::xCodeWedgeFullDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2284	{
2285	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2286	Int iBits = g_aucWedgeFullBitsListIdx[iIntraIdx];
2287
2288	UInt uiTabIdx = pcCU->getWedgeFullTabIdx( uiAbsPartIdx );
2289
2290	for ( Int i = 0; i < iBits; i++ )
2291	{
2292	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 0) );
2293	}
2294
2295	Int iDeltaDC1 = pcCU->getWedgeFullDeltaDC1( uiAbsPartIdx );
2296	Int iDeltaDC2 = pcCU->getWedgeFullDeltaDC2( uiAbsPartIdx );
2297
2298	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2299	if ( iDeltaDC1 != 0 )
2300	{
2301	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2302	m_pcBinIf->encodeBinEP( uiSign );
2303	}
2304	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2305	if ( iDeltaDC2 != 0 )
2306	{
2307	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2308	m_pcBinIf->encodeBinEP( uiSign );
2309	}
2310	}
2311
2312	Void TEncSbac::xCodeWedgePredDirInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2313	{
2314	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2315	{
2316	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2317	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2318
2319	if( iDeltaEnd != 0 )
2320	{
2321	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2322	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2323	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2324
2325	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2326	m_pcBinIf->encodeBinEP( uiSign );
2327	}
2328	}
2329	}
2330
2331	Void TEncSbac::xCodeWedgePredDirDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2332	{
2333	if( DMM_WEDGE_PREDDIR_DELTAEND_MAX > 0 )
2334	{
2335	Int iDeltaEnd = pcCU->getWedgePredDirDeltaEnd( uiAbsPartIdx );
2336	m_pcBinIf->encodeBin( (iDeltaEnd!=0), m_cDmmDataSCModel.get(0, 0, 2) );
2337
2338	if( iDeltaEnd != 0 )
2339	{
2340	UInt uiAbsValMinus1 = abs(iDeltaEnd)-1;
2341	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x01), m_cDmmDataSCModel.get(0, 0, 2) );
2342	m_pcBinIf->encodeBin( (uiAbsValMinus1 & 0x02) >> 1, m_cDmmDataSCModel.get(0, 0, 2) );
2343
2344	UInt uiSign = iDeltaEnd > 0 ? 0 : 1;
2345	m_pcBinIf->encodeBinEP( uiSign );
2346	}
2347	}
2348
2349	Int iDeltaDC1 = pcCU->getWedgePredDirDeltaDC1( uiAbsPartIdx );
2350	Int iDeltaDC2 = pcCU->getWedgePredDirDeltaDC2( uiAbsPartIdx );
2351
2352	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2353	if ( iDeltaDC1 != 0 )
2354	{
2355	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2356	m_pcBinIf->encodeBinEP( uiSign );
2357	}
2358	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2359	if ( iDeltaDC2 != 0 )
2360	{
2361	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2362	m_pcBinIf->encodeBinEP( uiSign );
2363	}
2364	}
2365	#endif
2366	#if HHI_DMM_PRED_TEX
2367	#if LGE_DMM3_SIMP_C0044
2368	Void TEncSbac::xCodeWedgePredTexInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2369	{
2370	Int iIntraIdx = pcCU->getIntraSizeIdx(uiAbsPartIdx);
2371	Int iBits = g_aucWedgeTexPredBitsListIdx[iIntraIdx];
2372
2373	UInt uiTabIdx = pcCU->getWedgePredTexIntraTabIdx( uiAbsPartIdx );
2374
2375	for ( Int i = 0; i < iBits; i++ )
2376	{
2377	m_pcBinIf->encodeBin( ( uiTabIdx >> i ) & 1, m_cDmmDataSCModel.get(0, 0, 3) );
2378	}
2379	}
2380	#endif
2381
2382	Void TEncSbac::xCodeWedgePredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2383	{
2384	#if LGE_DMM3_SIMP_C0044
2385	xCodeWedgePredTexInfo( pcCU, uiAbsPartIdx );
2386	#endif
2387	Int iDeltaDC1 = pcCU->getWedgePredTexDeltaDC1( uiAbsPartIdx );
2388	Int iDeltaDC2 = pcCU->getWedgePredTexDeltaDC2( uiAbsPartIdx );
2389
2390	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2391	if ( iDeltaDC1 != 0 )
2392	{
2393	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2394	m_pcBinIf->encodeBinEP( uiSign );
2395	}
2396	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2397	if ( iDeltaDC2 != 0 )
2398	{
2399	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2400	m_pcBinIf->encodeBinEP( uiSign );
2401	}
2402	}
2403
2404	Void TEncSbac::xCodeContourPredTexDeltaInfo( TComDataCU* pcCU, UInt uiAbsPartIdx )
2405	{
2406	Int iDeltaDC1 = pcCU->getContourPredTexDeltaDC1( uiAbsPartIdx );
2407	Int iDeltaDC2 = pcCU->getContourPredTexDeltaDC2( uiAbsPartIdx );
2408
2409	xWriteExGolombLevel( UInt( abs( iDeltaDC1 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2410	if ( iDeltaDC1 != 0 )
2411	{
2412	UInt uiSign = iDeltaDC1 > 0 ? 0 : 1;
2413	m_pcBinIf->encodeBinEP( uiSign );
2414	}
2415	xWriteExGolombLevel( UInt( abs( iDeltaDC2 ) ), m_cDmmDataSCModel.get(0, 0, 1) );
2416	if ( iDeltaDC2 != 0 )
2417	{
2418	UInt uiSign = iDeltaDC2 > 0 ? 0 : 1;
2419	m_pcBinIf->encodeBinEP( uiSign );
2420	}
2421	}
2422	#endif
2423
2424	#if RWTH_SDC_DLT_B0036
2425	Void TEncSbac::codeSDCPredMode( TComDataCU* pcCU, UInt uiAbsPartIdx )
2426	{
2427	assert( pcCU->getSlice()->getSPS()->isDepth() );
2428	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2429	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2430
2431	UInt uiPredMode = pcCU->getLumaIntraDir(uiAbsPartIdx);
2432	UInt uiCtx = 0;
2433
2434	UInt uiMPModeIdx = 0;
2435
2436	for(Int i=0; i<RWTH_SDC_NUM_PRED_MODES-1; i++)
2437	{
2438	UInt uiBit = (uiPredMode == g_auiSDCPredModes[uiMPModeIdx]) ? 1 : 0;
2439	m_pcBinIf->encodeBin( uiBit, m_cSDCPredModeSCModel.get( 0, i, uiCtx ) );
2440
2441	// if mode is most probable mode, we are done here
2442	if ( uiBit == 1 )
2443	break;
2444
2445	// else: get next most probable pred mode
2446	uiMPModeIdx = (uiMPModeIdx+1)%RWTH_SDC_NUM_PRED_MODES;
2447	}
2448
2449	#if HHI_DMM_WEDGE_INTRA
2450	if( uiPredMode == DMM_WEDGE_FULL_IDX ) { xCodeWedgeFullInfo ( pcCU, uiAbsPartIdx ); }
2451	if( uiPredMode == DMM_WEDGE_PREDDIR_IDX ) { xCodeWedgePredDirInfo ( pcCU, uiAbsPartIdx ); }
2452	#endif
2453
2454	AOF(uiPredMode == g_auiSDCPredModes[uiMPModeIdx]);
2455	}
2456
2457	Void TEncSbac::codeSDCFlag( TComDataCU* pcCU, UInt uiAbsPartIdx )
2458	{
2459	// get context function is here
2460	UInt uiSymbol = pcCU->getSDCFlag( uiAbsPartIdx ) ? 1 : 0;
2461	UInt uiCtxSDCFlag = pcCU->getCtxSDCFlag( uiAbsPartIdx );
2462	m_pcBinIf->encodeBin( uiSymbol, m_cSDCFlagSCModel.get( 0, 0, uiCtxSDCFlag ) );
2463
2464	}
2465
2466	Void TEncSbac::codeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment )
2467	{
2468	assert( pcCU->getSlice()->getSPS()->isDepth() );
2469	assert( pcCU->getPartitionSize(uiAbsPartIdx) == SIZE_2Nx2N );
2470	assert( pcCU->getSDCFlag(uiAbsPartIdx) );
2471	assert( uiSegment < 2 );
2472
2473	Pel segmentDCOffset = pcCU->getSDCSegmentDCOffset(uiSegment, uiAbsPartIdx);
2474
2475	UInt uiResidual = segmentDCOffset == 0 ? 0 : 1;
2476	UInt uiSign = segmentDCOffset < 0 ? 1 : 0;
2477	UInt uiAbsIdx = abs(segmentDCOffset);
2478	UInt uiBit = 0;
2479
2480	UInt uiMaxResidualBits = GetBitsPerDepthValue();
2481	assert( uiMaxResidualBits <= g_uiBitDepth );
2482
2483	// residual flag
2484	m_pcBinIf->encodeBin( uiResidual, m_cSDCResidualFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2485
2486	if (uiResidual)
2487	{
2488	// encode sign bit of residual
2489	m_pcBinIf->encodeBin( uiSign, m_cSDCResidualSignFlagSCModel.get( 0, uiSegment, 0 ) ); //TODO depthmap: more sophisticated context selection
2490
2491	assert(uiAbsIdx < GetNumDepthValues());
2492
2493	// encode residual magnitude
2494	uiAbsIdx -= 1;
2495	for (Int i=0; i<uiMaxResidualBits; i++)
2496	{
2497	uiBit = (uiAbsIdx & (1<<i))>>i;
2498
2499	m_pcBinIf->encodeBin( uiBit, m_cSDCResidualSCModel.get( 0, uiSegment, i ) ); //TODO depthmap: more sophisticated context selection
2500	}
2501
2502	}
2503	}
2504	#endif
2505	//! \}

Note: See TracBrowser for help on using the repository browser.

JCT-3V 3D-HEVC

Context navigation

source: 3DVCSoftware/branches/HTM-6.2-dev2-MERL/source/Lib/TLibEncoder/TEncSbac.cpp @ 1003

Download in other formats: